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Finding the Fourth Proportional to 251,607.46, 377,411.19 and 64,619.14

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Solution

The fourth proportional to 251,607.46, 377,411.19 and 64,619.14 is: 96,928.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,607.46 : 377,411.19 = 64,619.14 : x
  2. Step 2: Convert to fraction form
    251,607.46/377,411.19 = 64,619.14/x
  3. Step 3: Cross multiply
    251,607.46x = 377,411.19 × 64,619.14
  4. Step 4: Simplify right side
    251,607.46x = 24,387,986,524.18
  5. Step 5: Solve for x
    x = 24,387,986,524.18/251,607.46
  6. Step 6: Final answer
    x = 96,928.71

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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.