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Finding the Fourth Proportional to 177,302.70, 266,003.26 and 98,472.28

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Solution

The fourth proportional to 177,302.70, 266,003.26 and 98,472.28 is: 147,735.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,302.70 : 266,003.26 = 98,472.28 : x
  2. Step 2: Convert to fraction form
    177,302.70/266,003.26 = 98,472.28/x
  3. Step 3: Cross multiply
    177,302.70x = 266,003.26 × 98,472.28
  4. Step 4: Simplify right side
    177,302.70x = 26,193,947,499.63
  5. Step 5: Solve for x
    x = 26,193,947,499.63/177,302.70
  6. Step 6: Final answer
    x = 147,735.75

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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.