Home / 1,179,627.20-1,769,440.80-293,163.20

Finding the Fourth Proportional to 1,179,627.20, 1,769,440.80 and 293,163.20

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Solution

The fourth proportional to 1,179,627.20, 1,769,440.80 and 293,163.20 is: 439,744.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,627.20 : 1,769,440.80 = 293,163.20 : x
  2. Step 2: Convert to fraction form
    1,179,627.20/1,769,440.80 = 293,163.20/x
  3. Step 3: Cross multiply
    1,179,627.20x = 1,769,440.80 × 293,163.20
  4. Step 4: Simplify right side
    1,179,627.20x = 518,734,927,138.56
  5. Step 5: Solve for x
    x = 518,734,927,138.56/1,179,627.20
  6. Step 6: Final answer
    x = 439,744.80

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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.