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Finding the Fourth Proportional to 374,350.67, 516,602.78 and 204,584.80

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Solution

The fourth proportional to 374,350.67, 516,602.78 and 204,584.80 is: 282,326.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,350.67 : 516,602.78 = 204,584.80 : x
  2. Step 2: Convert to fraction form
    374,350.67/516,602.78 = 204,584.80/x
  3. Step 3: Cross multiply
    374,350.67x = 516,602.78 × 204,584.80
  4. Step 4: Simplify right side
    374,350.67x = 105,689,076,425.74
  5. Step 5: Solve for x
    x = 105,689,076,425.74/374,350.67
  6. Step 6: Final answer
    x = 282,326.40

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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.