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Finding the Fourth Proportional to 376,604, 564,905.48 and 96,121.28

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Solution

The fourth proportional to 376,604, 564,905.48 and 96,121.28 is: 144,181.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,604 : 564,905.48 = 96,121.28 : x
  2. Step 2: Convert to fraction form
    376,604/564,905.48 = 96,121.28/x
  3. Step 3: Cross multiply
    376,604x = 564,905.48 × 96,121.28
  4. Step 4: Simplify right side
    376,604x = 54,299,437,816.61
  5. Step 5: Solve for x
    x = 54,299,437,816.61/376,604
  6. Step 6: Final answer
    x = 144,181.79

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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.