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Finding the Fourth Proportional to 241,403.90, 362,104.05 and 72,923.90

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Solution

The fourth proportional to 241,403.90, 362,104.05 and 72,923.90 is: 109,385.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,403.90 : 362,104.05 = 72,923.90 : x
  2. Step 2: Convert to fraction form
    241,403.90/362,104.05 = 72,923.90/x
  3. Step 3: Cross multiply
    241,403.90x = 362,104.05 × 72,923.90
  4. Step 4: Simplify right side
    241,403.90x = 26,406,039,531.80
  5. Step 5: Solve for x
    x = 26,406,039,531.80/241,403.90
  6. Step 6: Final answer
    x = 109,385.31

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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.