Home / 653,055.50-979,961.18-273,942.29

Finding the Fourth Proportional to 653,055.50, 979,961.18 and 273,942.29

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Solution

The fourth proportional to 653,055.50, 979,961.18 and 273,942.29 is: 411,071.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,055.50 : 979,961.18 = 273,942.29 : x
  2. Step 2: Convert to fraction form
    653,055.50/979,961.18 = 273,942.29/x
  3. Step 3: Cross multiply
    653,055.50x = 979,961.18 × 273,942.29
  4. Step 4: Simplify right side
    653,055.50x = 268,452,803,490.79
  5. Step 5: Solve for x
    x = 268,452,803,490.79/653,055.50
  6. Step 6: Final answer
    x = 411,071.96

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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.