Home / 732,031.60-1,098,047.40-480,899.20

Finding the Fourth Proportional to 732,031.60, 1,098,047.40 and 480,899.20

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Solution

The fourth proportional to 732,031.60, 1,098,047.40 and 480,899.20 is: 721,348.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,031.60 : 1,098,047.40 = 480,899.20 : x
  2. Step 2: Convert to fraction form
    732,031.60/1,098,047.40 = 480,899.20/x
  3. Step 3: Cross multiply
    732,031.60x = 1,098,047.40 × 480,899.20
  4. Step 4: Simplify right side
    732,031.60x = 528,050,116,222.08
  5. Step 5: Solve for x
    x = 528,050,116,222.08/732,031.60
  6. Step 6: Final answer
    x = 721,348.80

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.