Home / 672,118.33-1,006,517.53-500,929.55

Finding the Fourth Proportional to 672,118.33, 1,006,517.53 and 500,929.55

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Solution

The fourth proportional to 672,118.33, 1,006,517.53 and 500,929.55 is: 750,157.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,118.33 : 1,006,517.53 = 500,929.55 : x
  2. Step 2: Convert to fraction form
    672,118.33/1,006,517.53 = 500,929.55/x
  3. Step 3: Cross multiply
    672,118.33x = 1,006,517.53 × 500,929.55
  4. Step 4: Simplify right side
    672,118.33x = 504,194,372,117.69
  5. Step 5: Solve for x
    x = 504,194,372,117.69/672,118.33
  6. Step 6: Final answer
    x = 750,157.16

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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.