Home / 752,366.86-1,038,266.27-430,084.15

Finding the Fourth Proportional to 752,366.86, 1,038,266.27 and 430,084.15

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Solution

The fourth proportional to 752,366.86, 1,038,266.27 and 430,084.15 is: 593,516.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,366.86 : 1,038,266.27 = 430,084.15 : x
  2. Step 2: Convert to fraction form
    752,366.86/1,038,266.27 = 430,084.15/x
  3. Step 3: Cross multiply
    752,366.86x = 1,038,266.27 × 430,084.15
  4. Step 4: Simplify right side
    752,366.86x = 446,541,866,206.62
  5. Step 5: Solve for x
    x = 446,541,866,206.62/752,366.86
  6. Step 6: Final answer
    x = 593,516.13

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.