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Finding the Fourth Proportional to 1,156,991.04, 1,734,822.08 and 616,581.96

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Solution

The fourth proportional to 1,156,991.04, 1,734,822.08 and 616,581.96 is: 924,518.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,991.04 : 1,734,822.08 = 616,581.96 : x
  2. Step 2: Convert to fraction form
    1,156,991.04/1,734,822.08 = 616,581.96/x
  3. Step 3: Cross multiply
    1,156,991.04x = 1,734,822.08 × 616,581.96
  4. Step 4: Simplify right side
    1,156,991.04x = 1,069,659,998,337.68
  5. Step 5: Solve for x
    x = 1,069,659,998,337.68/1,156,991.04
  6. Step 6: Final answer
    x = 924,518.83

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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.