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Finding the Fourth Proportional to 502,986.11, 754,468.23 and 236,598.98

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Solution

The fourth proportional to 502,986.11, 754,468.23 and 236,598.98 is: 354,893.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,986.11 : 754,468.23 = 236,598.98 : x
  2. Step 2: Convert to fraction form
    502,986.11/754,468.23 = 236,598.98/x
  3. Step 3: Cross multiply
    502,986.11x = 754,468.23 × 236,598.98
  4. Step 4: Simplify right side
    502,986.11x = 178,506,413,660.41
  5. Step 5: Solve for x
    x = 178,506,413,660.41/502,986.11
  6. Step 6: Final answer
    x = 354,893.33

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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.