Home / 862,167.60-1,293,251.40-563,569.20

Finding the Fourth Proportional to 862,167.60, 1,293,251.40 and 563,569.20

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Solution

The fourth proportional to 862,167.60, 1,293,251.40 and 563,569.20 is: 845,353.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,167.60 : 1,293,251.40 = 563,569.20 : x
  2. Step 2: Convert to fraction form
    862,167.60/1,293,251.40 = 563,569.20/x
  3. Step 3: Cross multiply
    862,167.60x = 1,293,251.40 × 563,569.20
  4. Step 4: Simplify right side
    862,167.60x = 728,836,656,896.88
  5. Step 5: Solve for x
    x = 728,836,656,896.88/862,167.60
  6. Step 6: Final answer
    x = 845,353.80

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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.