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Finding the Fourth Proportional to 177,472.20, 266,281.20 and 65,206.20

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Solution

The fourth proportional to 177,472.20, 266,281.20 and 65,206.20 is: 97,836.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,472.20 : 266,281.20 = 65,206.20 : x
  2. Step 2: Convert to fraction form
    177,472.20/266,281.20 = 65,206.20/x
  3. Step 3: Cross multiply
    177,472.20x = 266,281.20 × 65,206.20
  4. Step 4: Simplify right side
    177,472.20x = 17,363,185,183.44
  5. Step 5: Solve for x
    x = 17,363,185,183.44/177,472.20
  6. Step 6: Final answer
    x = 97,836.08

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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.