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Finding the Fourth Proportional to 435,854.61, 653,887.31 and 151,504.11

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Solution

The fourth proportional to 435,854.61, 653,887.31 and 151,504.11 is: 227,292.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,854.61 : 653,887.31 = 151,504.11 : x
  2. Step 2: Convert to fraction form
    435,854.61/653,887.31 = 151,504.11/x
  3. Step 3: Cross multiply
    435,854.61x = 653,887.31 × 151,504.11
  4. Step 4: Simplify right side
    435,854.61x = 99,066,614,184.32
  5. Step 5: Solve for x
    x = 99,066,614,184.32/435,854.61
  6. Step 6: Final answer
    x = 227,292.80

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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.