Home / 877,354.80-1,314,885.60-635,011.88

Finding the Fourth Proportional to 877,354.80, 1,314,885.60 and 635,011.88

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Solution

The fourth proportional to 877,354.80, 1,314,885.60 and 635,011.88 is: 951,687.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,354.80 : 1,314,885.60 = 635,011.88 : x
  2. Step 2: Convert to fraction form
    877,354.80/1,314,885.60 = 635,011.88/x
  3. Step 3: Cross multiply
    877,354.80x = 1,314,885.60 × 635,011.88
  4. Step 4: Simplify right side
    877,354.80x = 834,967,976,840.93
  5. Step 5: Solve for x
    x = 834,967,976,840.93/877,354.80
  6. Step 6: Final answer
    x = 951,687.93

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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.