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Finding the Fourth Proportional to 582,085.04, 873,127.77 and 261,862.88

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Solution

The fourth proportional to 582,085.04, 873,127.77 and 261,862.88 is: 392,794.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,085.04 : 873,127.77 = 261,862.88 : x
  2. Step 2: Convert to fraction form
    582,085.04/873,127.77 = 261,862.88/x
  3. Step 3: Cross multiply
    582,085.04x = 873,127.77 × 261,862.88
  4. Step 4: Simplify right side
    582,085.04x = 228,639,752,460.18
  5. Step 5: Solve for x
    x = 228,639,752,460.18/582,085.04
  6. Step 6: Final answer
    x = 392,794.41

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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.