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Finding the Fourth Proportional to 301,988,393.92, 416,737,451.67 and 174,834,434.39

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Solution

The fourth proportional to 301,988,393.92, 416,737,451.67 and 174,834,434.39 is: 241,267,737.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,988,393.92 : 416,737,451.67 = 174,834,434.39 : x
  2. Step 2: Convert to fraction form
    301,988,393.92/416,737,451.67 = 174,834,434.39/x
  3. Step 3: Cross multiply
    301,988,393.92x = 416,737,451.67 × 174,834,434.39
  4. Step 4: Simplify right side
    301,988,393.92x = 72,860,056,651,854,400
  5. Step 5: Solve for x
    x = 72,860,056,651,854,400/301,988,393.92
  6. Step 6: Final answer
    x = 241,267,737.83

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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.