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Finding the Fourth Proportional to 550,176.30, 825,264.45 and 371,717.10

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Solution

The fourth proportional to 550,176.30, 825,264.45 and 371,717.10 is: 557,575.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,176.30 : 825,264.45 = 371,717.10 : x
  2. Step 2: Convert to fraction form
    550,176.30/825,264.45 = 371,717.10/x
  3. Step 3: Cross multiply
    550,176.30x = 825,264.45 × 371,717.10
  4. Step 4: Simplify right side
    550,176.30x = 306,764,908,087.10
  5. Step 5: Solve for x
    x = 306,764,908,087.10/550,176.30
  6. Step 6: Final answer
    x = 557,575.65

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Similar ratio
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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.