Home / 924,821.36-1,387,200.77-325,766.86

Finding the Fourth Proportional to 924,821.36, 1,387,200.77 and 325,766.86

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Solution

The fourth proportional to 924,821.36, 1,387,200.77 and 325,766.86 is: 488,639.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,821.36 : 1,387,200.77 = 325,766.86 : x
  2. Step 2: Convert to fraction form
    924,821.36/1,387,200.77 = 325,766.86/x
  3. Step 3: Cross multiply
    924,821.36x = 1,387,200.77 × 325,766.86
  4. Step 4: Simplify right side
    924,821.36x = 451,904,044,334.59
  5. Step 5: Solve for x
    x = 451,904,044,334.59/924,821.36
  6. Step 6: Final answer
    x = 488,639.28

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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.