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Finding the Fourth Proportional to 374,375.34, 516,630.30 and 204,610.68

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Solution

The fourth proportional to 374,375.34, 516,630.30 and 204,610.68 is: 282,358.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,375.34 : 516,630.30 = 204,610.68 : x
  2. Step 2: Convert to fraction form
    374,375.34/516,630.30 = 204,610.68/x
  3. Step 3: Cross multiply
    374,375.34x = 516,630.30 × 204,610.68
  4. Step 4: Simplify right side
    374,375.34x = 105,708,076,991.60
  5. Step 5: Solve for x
    x = 105,708,076,991.60/374,375.34
  6. Step 6: Final answer
    x = 282,358.55

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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.