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Finding the Fourth Proportional to 480,498.33, 663,059.22 and 265,625.58

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Solution

The fourth proportional to 480,498.33, 663,059.22 and 265,625.58 is: 366,547.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,498.33 : 663,059.22 = 265,625.58 : x
  2. Step 2: Convert to fraction form
    480,498.33/663,059.22 = 265,625.58/x
  3. Step 3: Cross multiply
    480,498.33x = 663,059.22 × 265,625.58
  4. Step 4: Simplify right side
    480,498.33x = 176,125,491,753.59
  5. Step 5: Solve for x
    x = 176,125,491,753.59/480,498.33
  6. Step 6: Final answer
    x = 366,547.56

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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.