Home / 423,983.43-585,069.62-242,696.79

Finding the Fourth Proportional to 423,983.43, 585,069.62 and 242,696.79

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Solution

The fourth proportional to 423,983.43, 585,069.62 and 242,696.79 is: 334,905.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,983.43 : 585,069.62 = 242,696.79 : x
  2. Step 2: Convert to fraction form
    423,983.43/585,069.62 = 242,696.79/x
  3. Step 3: Cross multiply
    423,983.43x = 585,069.62 × 242,696.79
  4. Step 4: Simplify right side
    423,983.43x = 141,994,517,487.04
  5. Step 5: Solve for x
    x = 141,994,517,487.04/423,983.43
  6. Step 6: Final answer
    x = 334,905.82

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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.