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Finding the Fourth Proportional to 706,350.88, 974,737.32 and 384,061.24

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Solution

The fourth proportional to 706,350.88, 974,737.32 and 384,061.24 is: 529,989.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,350.88 : 974,737.32 = 384,061.24 : x
  2. Step 2: Convert to fraction form
    706,350.88/974,737.32 = 384,061.24/x
  3. Step 3: Cross multiply
    706,350.88x = 974,737.32 × 384,061.24
  4. Step 4: Simplify right side
    706,350.88x = 374,358,823,793.48
  5. Step 5: Solve for x
    x = 374,358,823,793.48/706,350.88
  6. Step 6: Final answer
    x = 529,989.89

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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.