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Finding the Fourth Proportional to 480,587.73, 663,184.31 and 265,714.89

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Solution

The fourth proportional to 480,587.73, 663,184.31 and 265,714.89 is: 366,671.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,587.73 : 663,184.31 = 265,714.89 : x
  2. Step 2: Convert to fraction form
    480,587.73/663,184.31 = 265,714.89/x
  3. Step 3: Cross multiply
    480,587.73x = 663,184.31 × 265,714.89
  4. Step 4: Simplify right side
    480,587.73x = 176,217,944,652.80
  5. Step 5: Solve for x
    x = 176,217,944,652.80/480,587.73
  6. Step 6: Final answer
    x = 366,671.75

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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.