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Finding the Fourth Proportional to 576,959.80, 865,599.69 and 240,159.10

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Solution

The fourth proportional to 576,959.80, 865,599.69 and 240,159.10 is: 360,305.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,959.80 : 865,599.69 = 240,159.10 : x
  2. Step 2: Convert to fraction form
    576,959.80/865,599.69 = 240,159.10/x
  3. Step 3: Cross multiply
    576,959.80x = 865,599.69 × 240,159.10
  4. Step 4: Simplify right side
    576,959.80x = 207,881,642,510.68
  5. Step 5: Solve for x
    x = 207,881,642,510.68/576,959.80
  6. Step 6: Final answer
    x = 360,305.25

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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.