Home / 1,073,208.20-1,609,812.30-513,336.20

Finding the Fourth Proportional to 1,073,208.20, 1,609,812.30 and 513,336.20

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Solution

The fourth proportional to 1,073,208.20, 1,609,812.30 and 513,336.20 is: 770,004.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,208.20 : 1,609,812.30 = 513,336.20 : x
  2. Step 2: Convert to fraction form
    1,073,208.20/1,609,812.30 = 513,336.20/x
  3. Step 3: Cross multiply
    1,073,208.20x = 1,609,812.30 × 513,336.20
  4. Step 4: Simplify right side
    1,073,208.20x = 826,374,928,795.26
  5. Step 5: Solve for x
    x = 826,374,928,795.26/1,073,208.20
  6. Step 6: Final answer
    x = 770,004.30

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Half scale
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Double scale
Find fourth proportional to 1,073,209.20, 1,609,813.80 and 513,337.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.