Home / 924,983.22-1,387,288.92-325,968.78

Finding the Fourth Proportional to 924,983.22, 1,387,288.92 and 325,968.78

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Solution

The fourth proportional to 924,983.22, 1,387,288.92 and 325,968.78 is: 488,887.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,983.22 : 1,387,288.92 = 325,968.78 : x
  2. Step 2: Convert to fraction form
    924,983.22/1,387,288.92 = 325,968.78/x
  3. Step 3: Cross multiply
    924,983.22x = 1,387,288.92 × 325,968.78
  4. Step 4: Simplify right side
    924,983.22x = 452,212,876,759.92
  5. Step 5: Solve for x
    x = 452,212,876,759.92/924,983.22
  6. Step 6: Final answer
    x = 488,887.65

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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.