Home / 732,637.20-1,098,955.80-520,060.80

Finding the Fourth Proportional to 732,637.20, 1,098,955.80 and 520,060.80

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Solution

The fourth proportional to 732,637.20, 1,098,955.80 and 520,060.80 is: 780,091.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,637.20 : 1,098,955.80 = 520,060.80 : x
  2. Step 2: Convert to fraction form
    732,637.20/1,098,955.80 = 520,060.80/x
  3. Step 3: Cross multiply
    732,637.20x = 1,098,955.80 × 520,060.80
  4. Step 4: Simplify right side
    732,637.20x = 571,523,832,512.64
  5. Step 5: Solve for x
    x = 571,523,832,512.64/732,637.20
  6. Step 6: Final answer
    x = 780,091.20

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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.