Home / 629,123.68-943,614.87-173,779.64

Finding the Fourth Proportional to 629,123.68, 943,614.87 and 173,779.64

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Solution

The fourth proportional to 629,123.68, 943,614.87 and 173,779.64 is: 260,649.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,123.68 : 943,614.87 = 173,779.64 : x
  2. Step 2: Convert to fraction form
    629,123.68/943,614.87 = 173,779.64/x
  3. Step 3: Cross multiply
    629,123.68x = 943,614.87 × 173,779.64
  4. Step 4: Simplify right side
    629,123.68x = 163,981,052,407.25
  5. Step 5: Solve for x
    x = 163,981,052,407.25/629,123.68
  6. Step 6: Final answer
    x = 260,649.94

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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.