Home / 574,815.11-861,686.54-195,476.61

Finding the Fourth Proportional to 574,815.11, 861,686.54 and 195,476.61

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Solution

The fourth proportional to 574,815.11, 861,686.54 and 195,476.61 is: 293,032.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,815.11 : 861,686.54 = 195,476.61 : x
  2. Step 2: Convert to fraction form
    574,815.11/861,686.54 = 195,476.61/x
  3. Step 3: Cross multiply
    574,815.11x = 861,686.54 × 195,476.61
  4. Step 4: Simplify right side
    574,815.11x = 168,439,566,708.81
  5. Step 5: Solve for x
    x = 168,439,566,708.81/574,815.11
  6. Step 6: Final answer
    x = 293,032.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.