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Finding the Fourth Proportional to 217,176.66, 325,774.13 and 59,404.86

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Solution

The fourth proportional to 217,176.66, 325,774.13 and 59,404.86 is: 89,109.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,176.66 : 325,774.13 = 59,404.86 : x
  2. Step 2: Convert to fraction form
    217,176.66/325,774.13 = 59,404.86/x
  3. Step 3: Cross multiply
    217,176.66x = 325,774.13 × 59,404.86
  4. Step 4: Simplify right side
    217,176.66x = 19,352,566,287.25
  5. Step 5: Solve for x
    x = 19,352,566,287.25/217,176.66
  6. Step 6: Final answer
    x = 89,109.79

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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.