Home / 408,659.89-563,941.85-236,585.13

Finding the Fourth Proportional to 408,659.89, 563,941.85 and 236,585.13

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Solution

The fourth proportional to 408,659.89, 563,941.85 and 236,585.13 is: 326,482.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,659.89 : 563,941.85 = 236,585.13 : x
  2. Step 2: Convert to fraction form
    408,659.89/563,941.85 = 236,585.13/x
  3. Step 3: Cross multiply
    408,659.89x = 563,941.85 × 236,585.13
  4. Step 4: Simplify right side
    408,659.89x = 133,420,253,484.18
  5. Step 5: Solve for x
    x = 133,420,253,484.18/408,659.89
  6. Step 6: Final answer
    x = 326,482.38

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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.