Home / 537,819.90-806,766.82-177,990.10

Finding the Fourth Proportional to 537,819.90, 806,766.82 and 177,990.10

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Solution

The fourth proportional to 537,819.90, 806,766.82 and 177,990.10 is: 266,997.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,819.90 : 806,766.82 = 177,990.10 : x
  2. Step 2: Convert to fraction form
    537,819.90/806,766.82 = 177,990.10/x
  3. Step 3: Cross multiply
    537,819.90x = 806,766.82 × 177,990.10
  4. Step 4: Simplify right side
    537,819.90x = 143,596,506,968.48
  5. Step 5: Solve for x
    x = 143,596,506,968.48/537,819.90
  6. Step 6: Final answer
    x = 266,997.39

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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.