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Finding the Fourth Proportional to 463,362.08, 695,100.36 and 163,780.88

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Solution

The fourth proportional to 463,362.08, 695,100.36 and 163,780.88 is: 245,691.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,362.08 : 695,100.36 = 163,780.88 : x
  2. Step 2: Convert to fraction form
    463,362.08/695,100.36 = 163,780.88/x
  3. Step 3: Cross multiply
    463,362.08x = 695,100.36 × 163,780.88
  4. Step 4: Simplify right side
    463,362.08x = 113,844,148,649.12
  5. Step 5: Solve for x
    x = 113,844,148,649.12/463,362.08
  6. Step 6: Final answer
    x = 245,691.55

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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.