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Finding the Fourth Proportional to 537,992.16, 807,600.60 and 272,052.96

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Solution

The fourth proportional to 537,992.16, 807,600.60 and 272,052.96 is: 408,389.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,992.16 : 807,600.60 = 272,052.96 : x
  2. Step 2: Convert to fraction form
    537,992.16/807,600.60 = 272,052.96/x
  3. Step 3: Cross multiply
    537,992.16x = 807,600.60 × 272,052.96
  4. Step 4: Simplify right side
    537,992.16x = 219,710,133,727.78
  5. Step 5: Solve for x
    x = 219,710,133,727.78/537,992.16
  6. Step 6: Final answer
    x = 408,389.10

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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.