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Finding the Fourth Proportional to 700,950.14, 967,309.97 and 378,659.24

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Solution

The fourth proportional to 700,950.14, 967,309.97 and 378,659.24 is: 522,549.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,950.14 : 967,309.97 = 378,659.24 : x
  2. Step 2: Convert to fraction form
    700,950.14/967,309.97 = 378,659.24/x
  3. Step 3: Cross multiply
    700,950.14x = 967,309.97 × 378,659.24
  4. Step 4: Simplify right side
    700,950.14x = 366,280,851,354.78
  5. Step 5: Solve for x
    x = 366,280,851,354.78/700,950.14
  6. Step 6: Final answer
    x = 522,549.08

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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.