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Finding the Fourth Proportional to 500,372.63, 750,636.70 and 168,026.39

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Solution

The fourth proportional to 500,372.63, 750,636.70 and 168,026.39 is: 252,065.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,372.63 : 750,636.70 = 168,026.39 : x
  2. Step 2: Convert to fraction form
    500,372.63/750,636.70 = 168,026.39/x
  3. Step 3: Cross multiply
    500,372.63x = 750,636.70 × 168,026.39
  4. Step 4: Simplify right side
    500,372.63x = 126,126,771,149.33
  5. Step 5: Solve for x
    x = 126,126,771,149.33/500,372.63
  6. Step 6: Final answer
    x = 252,065.69

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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.