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Finding the Fourth Proportional to 174,317.76, 261,480.28 and 49,658.76

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Solution

The fourth proportional to 174,317.76, 261,480.28 and 49,658.76 is: 74,489.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,317.76 : 261,480.28 = 49,658.76 : x
  2. Step 2: Convert to fraction form
    174,317.76/261,480.28 = 49,658.76/x
  3. Step 3: Cross multiply
    174,317.76x = 261,480.28 × 49,658.76
  4. Step 4: Simplify right side
    174,317.76x = 12,984,786,469.25
  5. Step 5: Solve for x
    x = 12,984,786,469.25/174,317.76
  6. Step 6: Final answer
    x = 74,489.18

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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.