Home / 847,227.50-1,169,173.96-465,260.66

Finding the Fourth Proportional to 847,227.50, 1,169,173.96 and 465,260.66

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Solution

The fourth proportional to 847,227.50, 1,169,173.96 and 465,260.66 is: 642,059.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,227.50 : 1,169,173.96 = 465,260.66 : x
  2. Step 2: Convert to fraction form
    847,227.50/1,169,173.96 = 465,260.66/x
  3. Step 3: Cross multiply
    847,227.50x = 1,169,173.96 × 465,260.66
  4. Step 4: Simplify right side
    847,227.50x = 543,970,648,284.41
  5. Step 5: Solve for x
    x = 543,970,648,284.41/847,227.50
  6. Step 6: Final answer
    x = 642,059.72

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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.