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Finding the Fourth Proportional to 650,865.72, 976,269.42 and 177,549.56

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Solution

The fourth proportional to 650,865.72, 976,269.42 and 177,549.56 is: 266,316.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,865.72 : 976,269.42 = 177,549.56 : x
  2. Step 2: Convert to fraction form
    650,865.72/976,269.42 = 177,549.56/x
  3. Step 3: Cross multiply
    650,865.72x = 976,269.42 × 177,549.56
  4. Step 4: Simplify right side
    650,865.72x = 173,336,205,962.46
  5. Step 5: Solve for x
    x = 173,336,205,962.46/650,865.72
  6. Step 6: Final answer
    x = 266,316.39

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1.5x scale

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.