Home / 663,311.31-994,986.45-183,543.05

Finding the Fourth Proportional to 663,311.31, 994,986.45 and 183,543.05

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Solution

The fourth proportional to 663,311.31, 994,986.45 and 183,543.05 is: 275,319.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,311.31 : 994,986.45 = 183,543.05 : x
  2. Step 2: Convert to fraction form
    663,311.31/994,986.45 = 183,543.05/x
  3. Step 3: Cross multiply
    663,311.31x = 994,986.45 × 183,543.05
  4. Step 4: Simplify right side
    663,311.31x = 182,622,842,766.74
  5. Step 5: Solve for x
    x = 182,622,842,766.74/663,311.31
  6. Step 6: Final answer
    x = 275,319.96

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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.