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Finding the Fourth Proportional to 241,402.80, 362,104.20 and 231,164.40

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Solution

The fourth proportional to 241,402.80, 362,104.20 and 231,164.40 is: 346,746.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,402.80 : 362,104.20 = 231,164.40 : x
  2. Step 2: Convert to fraction form
    241,402.80/362,104.20 = 231,164.40/x
  3. Step 3: Cross multiply
    241,402.80x = 362,104.20 × 231,164.40
  4. Step 4: Simplify right side
    241,402.80x = 83,705,600,130.48
  5. Step 5: Solve for x
    x = 83,705,600,130.48/241,402.80
  6. Step 6: Final answer
    x = 346,746.60

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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.