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Finding the Fourth Proportional to 649,972.04, 897,186.86 and 446,695.86

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Solution

The fourth proportional to 649,972.04, 897,186.86 and 446,695.86 is: 616,595.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,972.04 : 897,186.86 = 446,695.86 : x
  2. Step 2: Convert to fraction form
    649,972.04/897,186.86 = 446,695.86/x
  3. Step 3: Cross multiply
    649,972.04x = 897,186.86 × 446,695.86
  4. Step 4: Simplify right side
    649,972.04x = 400,769,657,125.14
  5. Step 5: Solve for x
    x = 400,769,657,125.14/649,972.04
  6. Step 6: Final answer
    x = 616,595.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.