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Finding the Fourth Proportional to 252,015.10, 353,287.70 and 252,015.10

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Solution

The fourth proportional to 252,015.10, 353,287.70 and 252,015.10 is: 353,287.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,015.10 : 353,287.70 = 252,015.10 : x
  2. Step 2: Convert to fraction form
    252,015.10/353,287.70 = 252,015.10/x
  3. Step 3: Cross multiply
    252,015.10x = 353,287.70 × 252,015.10
  4. Step 4: Simplify right side
    252,015.10x = 89,033,835,044.27
  5. Step 5: Solve for x
    x = 89,033,835,044.27/252,015.10
  6. Step 6: Final answer
    x = 353,287.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.