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Finding the Fourth Proportional to 246,002.40, 339,530.40 and 144,050.40

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Solution

The fourth proportional to 246,002.40, 339,530.40 and 144,050.40 is: 198,817.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,002.40 : 339,530.40 = 144,050.40 : x
  2. Step 2: Convert to fraction form
    246,002.40/339,530.40 = 144,050.40/x
  3. Step 3: Cross multiply
    246,002.40x = 339,530.40 × 144,050.40
  4. Step 4: Simplify right side
    246,002.40x = 48,909,489,932.16
  5. Step 5: Solve for x
    x = 48,909,489,932.16/246,002.40
  6. Step 6: Final answer
    x = 198,817.13

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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.