Home / 924,981.21-1,387,285.92-325,966.77

Finding the Fourth Proportional to 924,981.21, 1,387,285.92 and 325,966.77

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Solution

The fourth proportional to 924,981.21, 1,387,285.92 and 325,966.77 is: 488,884.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,981.21 : 1,387,285.92 = 325,966.77 : x
  2. Step 2: Convert to fraction form
    924,981.21/1,387,285.92 = 325,966.77/x
  3. Step 3: Cross multiply
    924,981.21x = 1,387,285.92 × 325,966.77
  4. Step 4: Simplify right side
    924,981.21x = 452,209,110,408.88
  5. Step 5: Solve for x
    x = 452,209,110,408.88/924,981.21
  6. Step 6: Final answer
    x = 488,884.64

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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.