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Finding the Fourth Proportional to 374,514.76, 516,830.27 and 204,748.88

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Solution

The fourth proportional to 374,514.76, 516,830.27 and 204,748.88 is: 282,553.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,514.76 : 516,830.27 = 204,748.88 : x
  2. Step 2: Convert to fraction form
    374,514.76/516,830.27 = 204,748.88/x
  3. Step 3: Cross multiply
    374,514.76x = 516,830.27 × 204,748.88
  4. Step 4: Simplify right side
    374,514.76x = 105,820,420,736.55
  5. Step 5: Solve for x
    x = 105,820,420,736.55/374,514.76
  6. Step 6: Final answer
    x = 282,553.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.