Home / 676,921.24-1,015,374-164,589.34

Finding the Fourth Proportional to 676,921.24, 1,015,374 and 164,589.34

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Solution

The fourth proportional to 676,921.24, 1,015,374 and 164,589.34 is: 246,882.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,921.24 : 1,015,374 = 164,589.34 : x
  2. Step 2: Convert to fraction form
    676,921.24/1,015,374 = 164,589.34/x
  3. Step 3: Cross multiply
    676,921.24x = 1,015,374 × 164,589.34
  4. Step 4: Simplify right side
    676,921.24x = 167,119,736,513.16
  5. Step 5: Solve for x
    x = 167,119,736,513.16/676,921.24
  6. Step 6: Final answer
    x = 246,882.10

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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.