Home / 293,401.02-440,249.13-218,671.23

Finding the Fourth Proportional to 293,401.02, 440,249.13 and 218,671.23

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Solution

The fourth proportional to 293,401.02, 440,249.13 and 218,671.23 is: 328,116.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,401.02 : 440,249.13 = 218,671.23 : x
  2. Step 2: Convert to fraction form
    293,401.02/440,249.13 = 218,671.23/x
  3. Step 3: Cross multiply
    293,401.02x = 440,249.13 × 218,671.23
  4. Step 4: Simplify right side
    293,401.02x = 96,269,818,763.53
  5. Step 5: Solve for x
    x = 96,269,818,763.53/293,401.02
  6. Step 6: Final answer
    x = 328,116.85

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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.