Home / 653,775.18-980,719.06-180,460.56

Finding the Fourth Proportional to 653,775.18, 980,719.06 and 180,460.56

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Solution

The fourth proportional to 653,775.18, 980,719.06 and 180,460.56 is: 270,706.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,775.18 : 980,719.06 = 180,460.56 : x
  2. Step 2: Convert to fraction form
    653,775.18/980,719.06 = 180,460.56/x
  3. Step 3: Cross multiply
    653,775.18x = 980,719.06 × 180,460.56
  4. Step 4: Simplify right side
    653,775.18x = 176,981,110,770.27
  5. Step 5: Solve for x
    x = 176,981,110,770.27/653,775.18
  6. Step 6: Final answer
    x = 270,706.38

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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.