Home / 526,360.66-726,378.03-284,643.22

Finding the Fourth Proportional to 526,360.66, 726,378.03 and 284,643.22

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Solution

The fourth proportional to 526,360.66, 726,378.03 and 284,643.22 is: 392,807.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,360.66 : 726,378.03 = 284,643.22 : x
  2. Step 2: Convert to fraction form
    526,360.66/726,378.03 = 284,643.22/x
  3. Step 3: Cross multiply
    526,360.66x = 726,378.03 × 284,643.22
  4. Step 4: Simplify right side
    526,360.66x = 206,758,581,396.46
  5. Step 5: Solve for x
    x = 206,758,581,396.46/526,360.66
  6. Step 6: Final answer
    x = 392,807.82

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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.