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Finding the Fourth Proportional to 258,624.87, 356,699.84 and 177,001.44

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Solution

The fourth proportional to 258,624.87, 356,699.84 and 177,001.44 is: 244,123.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,624.87 : 356,699.84 = 177,001.44 : x
  2. Step 2: Convert to fraction form
    258,624.87/356,699.84 = 177,001.44/x
  3. Step 3: Cross multiply
    258,624.87x = 356,699.84 × 177,001.44
  4. Step 4: Simplify right side
    258,624.87x = 63,136,384,442.76
  5. Step 5: Solve for x
    x = 63,136,384,442.76/258,624.87
  6. Step 6: Final answer
    x = 244,123.41

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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.