Home / 330,787.18-456,588.66-246,019.06

Finding the Fourth Proportional to 330,787.18, 456,588.66 and 246,019.06

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Solution

The fourth proportional to 330,787.18, 456,588.66 and 246,019.06 is: 339,582.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,787.18 : 456,588.66 = 246,019.06 : x
  2. Step 2: Convert to fraction form
    330,787.18/456,588.66 = 246,019.06/x
  3. Step 3: Cross multiply
    330,787.18x = 456,588.66 × 246,019.06
  4. Step 4: Simplify right side
    330,787.18x = 112,329,512,939.86
  5. Step 5: Solve for x
    x = 112,329,512,939.86/330,787.18
  6. Step 6: Final answer
    x = 339,582.43

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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.