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Finding the Fourth Proportional to 406,589.73, 609,914.56 and 107,068.23

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Solution

The fourth proportional to 406,589.73, 609,914.56 and 107,068.23 is: 160,610.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,589.73 : 609,914.56 = 107,068.23 : x
  2. Step 2: Convert to fraction form
    406,589.73/609,914.56 = 107,068.23/x
  3. Step 3: Cross multiply
    406,589.73x = 609,914.56 × 107,068.23
  4. Step 4: Simplify right side
    406,589.73x = 65,302,472,390.43
  5. Step 5: Solve for x
    x = 65,302,472,390.43/406,589.73
  6. Step 6: Final answer
    x = 160,610.24

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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.