Home / 582,527.16-804,135.24-391,651.20

Finding the Fourth Proportional to 582,527.16, 804,135.24 and 391,651.20

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Solution

The fourth proportional to 582,527.16, 804,135.24 and 391,651.20 is: 540,645.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,527.16 : 804,135.24 = 391,651.20 : x
  2. Step 2: Convert to fraction form
    582,527.16/804,135.24 = 391,651.20/x
  3. Step 3: Cross multiply
    582,527.16x = 804,135.24 × 391,651.20
  4. Step 4: Simplify right side
    582,527.16x = 314,940,531,708.29
  5. Step 5: Solve for x
    x = 314,940,531,708.29/582,527.16
  6. Step 6: Final answer
    x = 540,645.23

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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.