Home / 763,711.98-1,053,805.50-441,359.88

Finding the Fourth Proportional to 763,711.98, 1,053,805.50 and 441,359.88

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Solution

The fourth proportional to 763,711.98, 1,053,805.50 and 441,359.88 is: 609,009.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,711.98 : 1,053,805.50 = 441,359.88 : x
  2. Step 2: Convert to fraction form
    763,711.98/1,053,805.50 = 441,359.88/x
  3. Step 3: Cross multiply
    763,711.98x = 1,053,805.50 × 441,359.88
  4. Step 4: Simplify right side
    763,711.98x = 465,107,469,023.34
  5. Step 5: Solve for x
    x = 465,107,469,023.34/763,711.98
  6. Step 6: Final answer
    x = 609,009.00

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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.