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Finding the Fourth Proportional to 677,902.96, 935,506.38 and 376,096.96

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Solution

The fourth proportional to 677,902.96, 935,506.38 and 376,096.96 is: 519,013.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,902.96 : 935,506.38 = 376,096.96 : x
  2. Step 2: Convert to fraction form
    677,902.96/935,506.38 = 376,096.96/x
  3. Step 3: Cross multiply
    677,902.96x = 935,506.38 × 376,096.96
  4. Step 4: Simplify right side
    677,902.96x = 351,841,105,578.61
  5. Step 5: Solve for x
    x = 351,841,105,578.61/677,902.96
  6. Step 6: Final answer
    x = 519,013.97

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1.5x scale

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.