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Finding the Fourth Proportional to 502,696.62, 754,582.05 and 203,372.82

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Solution

The fourth proportional to 502,696.62, 754,582.05 and 203,372.82 is: 305,276.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,696.62 : 754,582.05 = 203,372.82 : x
  2. Step 2: Convert to fraction form
    502,696.62/754,582.05 = 203,372.82/x
  3. Step 3: Cross multiply
    502,696.62x = 754,582.05 × 203,372.82
  4. Step 4: Simplify right side
    502,696.62x = 153,461,479,429.88
  5. Step 5: Solve for x
    x = 153,461,479,429.88/502,696.62
  6. Step 6: Final answer
    x = 305,276.53

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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.