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Finding the Fourth Proportional to 176,187.20, 264,799.20 and 153,377.60

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Solution

The fourth proportional to 176,187.20, 264,799.20 and 153,377.60 is: 230,517.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,187.20 : 264,799.20 = 153,377.60 : x
  2. Step 2: Convert to fraction form
    176,187.20/264,799.20 = 153,377.60/x
  3. Step 3: Cross multiply
    176,187.20x = 264,799.20 × 153,377.60
  4. Step 4: Simplify right side
    176,187.20x = 40,614,265,777.92
  5. Step 5: Solve for x
    x = 40,614,265,777.92/176,187.20
  6. Step 6: Final answer
    x = 230,517.69

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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.