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Finding the Fourth Proportional to 442,490.96, 663,735.08 and 110,066.96

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Solution

The fourth proportional to 442,490.96, 663,735.08 and 110,066.96 is: 165,100.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,490.96 : 663,735.08 = 110,066.96 : x
  2. Step 2: Convert to fraction form
    442,490.96/663,735.08 = 110,066.96/x
  3. Step 3: Cross multiply
    442,490.96x = 663,735.08 × 110,066.96
  4. Step 4: Simplify right side
    442,490.96x = 73,055,302,500.96
  5. Step 5: Solve for x
    x = 73,055,302,500.96/442,490.96
  6. Step 6: Final answer
    x = 165,100.10

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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.