Home / 515,788.14-772,675.76-337,755.41

Finding the Fourth Proportional to 515,788.14, 772,675.76 and 337,755.41

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Solution

The fourth proportional to 515,788.14, 772,675.76 and 337,755.41 is: 505,974.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,788.14 : 772,675.76 = 337,755.41 : x
  2. Step 2: Convert to fraction form
    515,788.14/772,675.76 = 337,755.41/x
  3. Step 3: Cross multiply
    515,788.14x = 772,675.76 × 337,755.41
  4. Step 4: Simplify right side
    515,788.14x = 260,975,412,563.71
  5. Step 5: Solve for x
    x = 260,975,412,563.71/515,788.14
  6. Step 6: Final answer
    x = 505,974.05

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1.5x scale

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.