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Finding the Fourth Proportional to 229,777.52, 344,666.32 and 72,005.92

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Solution

The fourth proportional to 229,777.52, 344,666.32 and 72,005.92 is: 108,008.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,777.52 : 344,666.32 = 72,005.92 : x
  2. Step 2: Convert to fraction form
    229,777.52/344,666.32 = 72,005.92/x
  3. Step 3: Cross multiply
    229,777.52x = 344,666.32 × 72,005.92
  4. Step 4: Simplify right side
    229,777.52x = 24,818,015,464.61
  5. Step 5: Solve for x
    x = 24,818,015,464.61/229,777.52
  6. Step 6: Final answer
    x = 108,008.89

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1.5x scale

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.