Home / 663,622.17-995,436.81-164,986.17

Finding the Fourth Proportional to 663,622.17, 995,436.81 and 164,986.17

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Solution

The fourth proportional to 663,622.17, 995,436.81 and 164,986.17 is: 247,480.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,622.17 : 995,436.81 = 164,986.17 : x
  2. Step 2: Convert to fraction form
    663,622.17/995,436.81 = 164,986.17/x
  3. Step 3: Cross multiply
    663,622.17x = 995,436.81 × 164,986.17
  4. Step 4: Simplify right side
    663,622.17x = 164,233,306,758.92
  5. Step 5: Solve for x
    x = 164,233,306,758.92/663,622.17
  6. Step 6: Final answer
    x = 247,480.14

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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.