Home / 758,713.71-1,137,089.45-567,675.21

Finding the Fourth Proportional to 758,713.71, 1,137,089.45 and 567,675.21

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Solution

The fourth proportional to 758,713.71, 1,137,089.45 and 567,675.21 is: 850,778.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,713.71 : 1,137,089.45 = 567,675.21 : x
  2. Step 2: Convert to fraction form
    758,713.71/1,137,089.45 = 567,675.21/x
  3. Step 3: Cross multiply
    758,713.71x = 1,137,089.45 × 567,675.21
  4. Step 4: Simplify right side
    758,713.71x = 645,497,493,736.72
  5. Step 5: Solve for x
    x = 645,497,493,736.72/758,713.71
  6. Step 6: Final answer
    x = 850,778.74

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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.