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Finding the Fourth Proportional to 433,537.92, 650,514.24 and 153,187.20

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Solution

The fourth proportional to 433,537.92, 650,514.24 and 153,187.20 is: 229,854.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,537.92 : 650,514.24 = 153,187.20 : x
  2. Step 2: Convert to fraction form
    433,537.92/650,514.24 = 153,187.20/x
  3. Step 3: Cross multiply
    433,537.92x = 650,514.24 × 153,187.20
  4. Step 4: Simplify right side
    433,537.92x = 99,650,454,985.73
  5. Step 5: Solve for x
    x = 99,650,454,985.73/433,537.92
  6. Step 6: Final answer
    x = 229,854.07

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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.