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Finding the Fourth Proportional to 437,916.59, 604,324.62 and 236,712.59

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Solution

The fourth proportional to 437,916.59, 604,324.62 and 236,712.59 is: 326,663.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,916.59 : 604,324.62 = 236,712.59 : x
  2. Step 2: Convert to fraction form
    437,916.59/604,324.62 = 236,712.59/x
  3. Step 3: Cross multiply
    437,916.59x = 604,324.62 × 236,712.59
  4. Step 4: Simplify right side
    437,916.59x = 143,051,246,000.97
  5. Step 5: Solve for x
    x = 143,051,246,000.97/437,916.59
  6. Step 6: Final answer
    x = 326,663.23

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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.