Home / 361,127.24-498,355.14-199,982.10

Finding the Fourth Proportional to 361,127.24, 498,355.14 and 199,982.10

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Solution

The fourth proportional to 361,127.24, 498,355.14 and 199,982.10 is: 275,975.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,127.24 : 498,355.14 = 199,982.10 : x
  2. Step 2: Convert to fraction form
    361,127.24/498,355.14 = 199,982.10/x
  3. Step 3: Cross multiply
    361,127.24x = 498,355.14 × 199,982.10
  4. Step 4: Simplify right side
    361,127.24x = 99,662,107,442.99
  5. Step 5: Solve for x
    x = 99,662,107,442.99/361,127.24
  6. Step 6: Final answer
    x = 275,975.05

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1.5x scale

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.