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Finding the Fourth Proportional to 240,658.96, 360,593.88 and 170,412.16

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Solution

The fourth proportional to 240,658.96, 360,593.88 and 170,412.16 is: 255,338.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,658.96 : 360,593.88 = 170,412.16 : x
  2. Step 2: Convert to fraction form
    240,658.96/360,593.88 = 170,412.16/x
  3. Step 3: Cross multiply
    240,658.96x = 360,593.88 × 170,412.16
  4. Step 4: Simplify right side
    240,658.96x = 61,449,581,973.58
  5. Step 5: Solve for x
    x = 61,449,581,973.58/240,658.96
  6. Step 6: Final answer
    x = 255,338.85

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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.