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Finding the Fourth Proportional to 1,154,524.02, 1,731,052.50 and 1,012,654.20

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Solution

The fourth proportional to 1,154,524.02, 1,731,052.50 and 1,012,654.20 is: 1,518,337.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,524.02 : 1,731,052.50 = 1,012,654.20 : x
  2. Step 2: Convert to fraction form
    1,154,524.02/1,731,052.50 = 1,012,654.20/x
  3. Step 3: Cross multiply
    1,154,524.02x = 1,731,052.50 × 1,012,654.20
  4. Step 4: Simplify right side
    1,154,524.02x = 1,752,957,584,545.50
  5. Step 5: Solve for x
    x = 1,752,957,584,545.50/1,154,524.02
  6. Step 6: Final answer
    x = 1,518,337.91

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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.