Home / 747,083.10-1,030,969.91-424,793.20

Finding the Fourth Proportional to 747,083.10, 1,030,969.91 and 424,793.20

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Solution

The fourth proportional to 747,083.10, 1,030,969.91 and 424,793.20 is: 586,211.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,083.10 : 1,030,969.91 = 424,793.20 : x
  2. Step 2: Convert to fraction form
    747,083.10/1,030,969.91 = 424,793.20/x
  3. Step 3: Cross multiply
    747,083.10x = 1,030,969.91 × 424,793.20
  4. Step 4: Simplify right side
    747,083.10x = 437,949,007,172.61
  5. Step 5: Solve for x
    x = 437,949,007,172.61/747,083.10
  6. Step 6: Final answer
    x = 586,211.90

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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.