Home / 788,321.00-1,087,882.70-425,744.93

Finding the Fourth Proportional to 788,321.00, 1,087,882.70 and 425,744.93

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Solution

The fourth proportional to 788,321.00, 1,087,882.70 and 425,744.93 is: 587,527.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,321.00 : 1,087,882.70 = 425,744.93 : x
  2. Step 2: Convert to fraction form
    788,321.00/1,087,882.70 = 425,744.93/x
  3. Step 3: Cross multiply
    788,321.00x = 1,087,882.70 × 425,744.93
  4. Step 4: Simplify right side
    788,321.00x = 463,160,536,391.57
  5. Step 5: Solve for x
    x = 463,160,536,391.57/788,321.00
  6. Step 6: Final answer
    x = 587,527.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.