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Finding the Fourth Proportional to 406,591.74, 609,917.56 and 107,070.24

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Solution

The fourth proportional to 406,591.74, 609,917.56 and 107,070.24 is: 160,613.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,591.74 : 609,917.56 = 107,070.24 : x
  2. Step 2: Convert to fraction form
    406,591.74/609,917.56 = 107,070.24/x
  3. Step 3: Cross multiply
    406,591.74x = 609,917.56 × 107,070.24
  4. Step 4: Simplify right side
    406,591.74x = 65,304,019,529.41
  5. Step 5: Solve for x
    x = 65,304,019,529.41/406,591.74
  6. Step 6: Final answer
    x = 160,613.25

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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.