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Finding the Fourth Proportional to 374,297.67, 516,543.53 and 204,542.73

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Solution

The fourth proportional to 374,297.67, 516,543.53 and 204,542.73 is: 282,275.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,297.67 : 516,543.53 = 204,542.73 : x
  2. Step 2: Convert to fraction form
    374,297.67/516,543.53 = 204,542.73/x
  3. Step 3: Cross multiply
    374,297.67x = 516,543.53 × 204,542.73
  4. Step 4: Simplify right side
    374,297.67x = 105,655,222,767.32
  5. Step 5: Solve for x
    x = 105,655,222,767.32/374,297.67
  6. Step 6: Final answer
    x = 282,275.93

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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.