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Finding the Fourth Proportional to 611,498.27, 917,608.26 and 232,737.86

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Solution

The fourth proportional to 611,498.27, 917,608.26 and 232,737.86 is: 349,244.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,498.27 : 917,608.26 = 232,737.86 : x
  2. Step 2: Convert to fraction form
    611,498.27/917,608.26 = 232,737.86/x
  3. Step 3: Cross multiply
    611,498.27x = 917,608.26 × 232,737.86
  4. Step 4: Simplify right side
    611,498.27x = 213,562,182,750.72
  5. Step 5: Solve for x
    x = 213,562,182,750.72/611,498.27
  6. Step 6: Final answer
    x = 349,244.13

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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.