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Finding the Fourth Proportional to 374,457.57, 516,750.73 and 204,691.69

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Solution

The fourth proportional to 374,457.57, 516,750.73 and 204,691.69 is: 282,474.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,457.57 : 516,750.73 = 204,691.69 : x
  2. Step 2: Convert to fraction form
    374,457.57/516,750.73 = 204,691.69/x
  3. Step 3: Cross multiply
    374,457.57x = 516,750.73 × 204,691.69
  4. Step 4: Simplify right side
    374,457.57x = 105,774,580,232.43
  5. Step 5: Solve for x
    x = 105,774,580,232.43/374,457.57
  6. Step 6: Final answer
    x = 282,474.14

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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.