Home / 663,193.98-995,001.15-236,720.36

Finding the Fourth Proportional to 663,193.98, 995,001.15 and 236,720.36

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Solution

The fourth proportional to 663,193.98, 995,001.15 and 236,720.36 is: 355,155.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,193.98 : 995,001.15 = 236,720.36 : x
  2. Step 2: Convert to fraction form
    663,193.98/995,001.15 = 236,720.36/x
  3. Step 3: Cross multiply
    663,193.98x = 995,001.15 × 236,720.36
  4. Step 4: Simplify right side
    663,193.98x = 235,537,033,803.62
  5. Step 5: Solve for x
    x = 235,537,033,803.62/663,193.98
  6. Step 6: Final answer
    x = 355,155.56

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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.