Home / 591,619.40-887,558.70-192,192.20

Finding the Fourth Proportional to 591,619.40, 887,558.70 and 192,192.20

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Solution

The fourth proportional to 591,619.40, 887,558.70 and 192,192.20 is: 288,330.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,619.40 : 887,558.70 = 192,192.20 : x
  2. Step 2: Convert to fraction form
    591,619.40/887,558.70 = 192,192.20/x
  3. Step 3: Cross multiply
    591,619.40x = 887,558.70 × 192,192.20
  4. Step 4: Simplify right side
    591,619.40x = 170,581,859,182.14
  5. Step 5: Solve for x
    x = 170,581,859,182.14/591,619.40
  6. Step 6: Final answer
    x = 288,330.40

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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.