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Finding the Fourth Proportional to 500,372.44, 750,636.42 and 168,026.20

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Solution

The fourth proportional to 500,372.44, 750,636.42 and 168,026.20 is: 252,065.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,372.44 : 750,636.42 = 168,026.20 : x
  2. Step 2: Convert to fraction form
    500,372.44/750,636.42 = 168,026.20/x
  3. Step 3: Cross multiply
    500,372.44x = 750,636.42 × 168,026.20
  4. Step 4: Simplify right side
    500,372.44x = 126,126,582,727.52
  5. Step 5: Solve for x
    x = 126,126,582,727.52/500,372.44
  6. Step 6: Final answer
    x = 252,065.41

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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.