Home / 374,193.12-516,385.62-204,428.46

Finding the Fourth Proportional to 374,193.12, 516,385.62 and 204,428.46

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Solution

The fourth proportional to 374,193.12, 516,385.62 and 204,428.46 is: 282,110.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,193.12 : 516,385.62 = 204,428.46 : x
  2. Step 2: Convert to fraction form
    374,193.12/516,385.62 = 204,428.46/x
  3. Step 3: Cross multiply
    374,193.12x = 516,385.62 × 204,428.46
  4. Step 4: Simplify right side
    374,193.12x = 105,563,917,062.75
  5. Step 5: Solve for x
    x = 105,563,917,062.75/374,193.12
  6. Step 6: Final answer
    x = 282,110.79

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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.