Home / 653,648.43-980,529.15-180,333.79

Finding the Fourth Proportional to 653,648.43, 980,529.15 and 180,333.79

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Solution

The fourth proportional to 653,648.43, 980,529.15 and 180,333.79 is: 270,516.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,648.43 : 980,529.15 = 180,333.79 : x
  2. Step 2: Convert to fraction form
    653,648.43/980,529.15 = 180,333.79/x
  3. Step 3: Cross multiply
    653,648.43x = 980,529.15 × 180,333.79
  4. Step 4: Simplify right side
    653,648.43x = 176,822,540,551.01
  5. Step 5: Solve for x
    x = 176,822,540,551.01/653,648.43
  6. Step 6: Final answer
    x = 270,516.28

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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.