Home / 408,199.12-563,297.28-226,910.68

Finding the Fourth Proportional to 408,199.12, 563,297.28 and 226,910.68

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Solution

The fourth proportional to 408,199.12, 563,297.28 and 226,910.68 is: 313,127.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,199.12 : 563,297.28 = 226,910.68 : x
  2. Step 2: Convert to fraction form
    408,199.12/563,297.28 = 226,910.68/x
  3. Step 3: Cross multiply
    408,199.12x = 563,297.28 × 226,910.68
  4. Step 4: Simplify right side
    408,199.12x = 127,818,168,846.95
  5. Step 5: Solve for x
    x = 127,818,168,846.95/408,199.12
  6. Step 6: Final answer
    x = 313,127.01

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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.