Home / 924,736.20-1,387,104.27-259,888.20

Finding the Fourth Proportional to 924,736.20, 1,387,104.27 and 259,888.20

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Solution

The fourth proportional to 924,736.20, 1,387,104.27 and 259,888.20 is: 389,832.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,736.20 : 1,387,104.27 = 259,888.20 : x
  2. Step 2: Convert to fraction form
    924,736.20/1,387,104.27 = 259,888.20/x
  3. Step 3: Cross multiply
    924,736.20x = 1,387,104.27 × 259,888.20
  4. Step 4: Simplify right side
    924,736.20x = 360,492,031,942.61
  5. Step 5: Solve for x
    x = 360,492,031,942.61/924,736.20
  6. Step 6: Final answer
    x = 389,832.29

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Similar ratio
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1.5x scale

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.