Home / 662,587.28-993,581.40-189,159.92

Finding the Fourth Proportional to 662,587.28, 993,581.40 and 189,159.92

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Solution

The fourth proportional to 662,587.28, 993,581.40 and 189,159.92 is: 283,654.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,587.28 : 993,581.40 = 189,159.92 : x
  2. Step 2: Convert to fraction form
    662,587.28/993,581.40 = 189,159.92/x
  3. Step 3: Cross multiply
    662,587.28x = 993,581.40 × 189,159.92
  4. Step 4: Simplify right side
    662,587.28x = 187,945,778,137.49
  5. Step 5: Solve for x
    x = 187,945,778,137.49/662,587.28
  6. Step 6: Final answer
    x = 283,654.37

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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.