Home / 649,282.20-973,923.30-206,050.20

Finding the Fourth Proportional to 649,282.20, 973,923.30 and 206,050.20

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Solution

The fourth proportional to 649,282.20, 973,923.30 and 206,050.20 is: 309,075.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,282.20 : 973,923.30 = 206,050.20 : x
  2. Step 2: Convert to fraction form
    649,282.20/973,923.30 = 206,050.20/x
  3. Step 3: Cross multiply
    649,282.20x = 973,923.30 × 206,050.20
  4. Step 4: Simplify right side
    649,282.20x = 200,677,090,749.66
  5. Step 5: Solve for x
    x = 200,677,090,749.66/649,282.20
  6. Step 6: Final answer
    x = 309,075.30

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Half scale
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Double scale
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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.