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Finding the Fourth Proportional to 663,832.68, 995,752.62 and 165,196.68

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Solution

The fourth proportional to 663,832.68, 995,752.62 and 165,196.68 is: 247,795.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,832.68 : 995,752.62 = 165,196.68 : x
  2. Step 2: Convert to fraction form
    663,832.68/995,752.62 = 165,196.68/x
  3. Step 3: Cross multiply
    663,832.68x = 995,752.62 × 165,196.68
  4. Step 4: Simplify right side
    663,832.68x = 164,495,026,925.30
  5. Step 5: Solve for x
    x = 164,495,026,925.30/663,832.68
  6. Step 6: Final answer
    x = 247,795.92

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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.