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Finding the Fourth Proportional to 177,750.80, 266,626.20 and 153,904.40

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Solution

The fourth proportional to 177,750.80, 266,626.20 and 153,904.40 is: 230,856.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,750.80 : 266,626.20 = 153,904.40 : x
  2. Step 2: Convert to fraction form
    177,750.80/266,626.20 = 153,904.40/x
  3. Step 3: Cross multiply
    177,750.80x = 266,626.20 × 153,904.40
  4. Step 4: Simplify right side
    177,750.80x = 41,034,945,335.28
  5. Step 5: Solve for x
    x = 41,034,945,335.28/177,750.80
  6. Step 6: Final answer
    x = 230,856.60

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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.