Home / 656,885.16-906,748.02-430,545.24

Finding the Fourth Proportional to 656,885.16, 906,748.02 and 430,545.24

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Solution

The fourth proportional to 656,885.16, 906,748.02 and 430,545.24 is: 594,314.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,885.16 : 906,748.02 = 430,545.24 : x
  2. Step 2: Convert to fraction form
    656,885.16/906,748.02 = 430,545.24/x
  3. Step 3: Cross multiply
    656,885.16x = 906,748.02 × 430,545.24
  4. Step 4: Simplify right side
    656,885.16x = 390,396,043,890.43
  5. Step 5: Solve for x
    x = 390,396,043,890.43/656,885.16
  6. Step 6: Final answer
    x = 594,314.00

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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.