Home / 663,193.31-995,000.13-236,719.69

Finding the Fourth Proportional to 663,193.31, 995,000.13 and 236,719.69

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Solution

The fourth proportional to 663,193.31, 995,000.13 and 236,719.69 is: 355,154.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,193.31 : 995,000.13 = 236,719.69 : x
  2. Step 2: Convert to fraction form
    663,193.31/995,000.13 = 236,719.69/x
  3. Step 3: Cross multiply
    663,193.31x = 995,000.13 × 236,719.69
  4. Step 4: Simplify right side
    663,193.31x = 235,536,119,836.06
  5. Step 5: Solve for x
    x = 235,536,119,836.06/663,193.31
  6. Step 6: Final answer
    x = 355,154.55

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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.