Home / 935,687.79-1,403,282.61-261,727.29

Finding the Fourth Proportional to 935,687.79, 1,403,282.61 and 261,727.29

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Solution

The fourth proportional to 935,687.79, 1,403,282.61 and 261,727.29 is: 392,521.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,687.79 : 1,403,282.61 = 261,727.29 : x
  2. Step 2: Convert to fraction form
    935,687.79/1,403,282.61 = 261,727.29/x
  3. Step 3: Cross multiply
    935,687.79x = 1,403,282.61 × 261,727.29
  4. Step 4: Simplify right side
    935,687.79x = 367,277,354,619.43
  5. Step 5: Solve for x
    x = 367,277,354,619.43/935,687.79
  6. Step 6: Final answer
    x = 392,521.26

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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.