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Finding the Fourth Proportional to 602,508.82, 903,132.51 and 203,011.54

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Solution

The fourth proportional to 602,508.82, 903,132.51 and 203,011.54 is: 304,304.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,508.82 : 903,132.51 = 203,011.54 : x
  2. Step 2: Convert to fraction form
    602,508.82/903,132.51 = 203,011.54/x
  3. Step 3: Cross multiply
    602,508.82x = 903,132.51 × 203,011.54
  4. Step 4: Simplify right side
    602,508.82x = 183,346,321,679.17
  5. Step 5: Solve for x
    x = 183,346,321,679.17/602,508.82
  6. Step 6: Final answer
    x = 304,304.79

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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.