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Finding the Fourth Proportional to 207,794.04, 311,700.34 and 63,689.24

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Solution

The fourth proportional to 207,794.04, 311,700.34 and 63,689.24 is: 95,536.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,794.04 : 311,700.34 = 63,689.24 : x
  2. Step 2: Convert to fraction form
    207,794.04/311,700.34 = 63,689.24/x
  3. Step 3: Cross multiply
    207,794.04x = 311,700.34 × 63,689.24
  4. Step 4: Simplify right side
    207,794.04x = 19,851,957,762.34
  5. Step 5: Solve for x
    x = 19,851,957,762.34/207,794.04
  6. Step 6: Final answer
    x = 95,536.70

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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.