Home / 653,648.46-980,529.20-180,333.81

Finding the Fourth Proportional to 653,648.46, 980,529.20 and 180,333.81

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Solution

The fourth proportional to 653,648.46, 980,529.20 and 180,333.81 is: 270,516.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,648.46 : 980,529.20 = 180,333.81 : x
  2. Step 2: Convert to fraction form
    653,648.46/980,529.20 = 180,333.81/x
  3. Step 3: Cross multiply
    653,648.46x = 980,529.20 × 180,333.81
  4. Step 4: Simplify right side
    653,648.46x = 176,822,565,550.58
  5. Step 5: Solve for x
    x = 176,822,565,550.58/653,648.46
  6. Step 6: Final answer
    x = 270,516.30

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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.