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Finding the Fourth Proportional to 493,683.86, 740,501.19 and 173,851.52

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Solution

The fourth proportional to 493,683.86, 740,501.19 and 173,851.52 is: 260,768.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,683.86 : 740,501.19 = 173,851.52 : x
  2. Step 2: Convert to fraction form
    493,683.86/740,501.19 = 173,851.52/x
  3. Step 3: Cross multiply
    493,683.86x = 740,501.19 × 173,851.52
  4. Step 4: Simplify right side
    493,683.86x = 128,737,253,740.80
  5. Step 5: Solve for x
    x = 128,737,253,740.80/493,683.86
  6. Step 6: Final answer
    x = 260,768.61

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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.