Home / 623,983.28-861,099.36-337,505.36

Finding the Fourth Proportional to 623,983.28, 861,099.36 and 337,505.36

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Solution

The fourth proportional to 623,983.28, 861,099.36 and 337,505.36 is: 465,758.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,983.28 : 861,099.36 = 337,505.36 : x
  2. Step 2: Convert to fraction form
    623,983.28/861,099.36 = 337,505.36/x
  3. Step 3: Cross multiply
    623,983.28x = 861,099.36 × 337,505.36
  4. Step 4: Simplify right side
    623,983.28x = 290,625,649,492.57
  5. Step 5: Solve for x
    x = 290,625,649,492.57/623,983.28
  6. Step 6: Final answer
    x = 465,758.71

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