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Finding the Fourth Proportional to 576,888.19, 865,414.29 and 177,562.24

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Solution

The fourth proportional to 576,888.19, 865,414.29 and 177,562.24 is: 266,368.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,888.19 : 865,414.29 = 177,562.24 : x
  2. Step 2: Convert to fraction form
    576,888.19/865,414.29 = 177,562.24/x
  3. Step 3: Cross multiply
    576,888.19x = 865,414.29 × 177,562.24
  4. Step 4: Simplify right side
    576,888.19x = 153,664,899,860.41
  5. Step 5: Solve for x
    x = 153,664,899,860.41/576,888.19
  6. Step 6: Final answer
    x = 266,368.60

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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.