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Finding the Fourth Proportional to 550,002.40, 825,080.40 and 234,456.80

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Solution

The fourth proportional to 550,002.40, 825,080.40 and 234,456.80 is: 351,717.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,002.40 : 825,080.40 = 234,456.80 : x
  2. Step 2: Convert to fraction form
    550,002.40/825,080.40 = 234,456.80/x
  3. Step 3: Cross multiply
    550,002.40x = 825,080.40 × 234,456.80
  4. Step 4: Simplify right side
    550,002.40x = 193,445,710,326.72
  5. Step 5: Solve for x
    x = 193,445,710,326.72/550,002.40
  6. Step 6: Final answer
    x = 351,717.94

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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.