Home / 924,832.50-1,387,380.87-285,190.26

Finding the Fourth Proportional to 924,832.50, 1,387,380.87 and 285,190.26

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Solution

The fourth proportional to 924,832.50, 1,387,380.87 and 285,190.26 is: 427,826.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,832.50 : 1,387,380.87 = 285,190.26 : x
  2. Step 2: Convert to fraction form
    924,832.50/1,387,380.87 = 285,190.26/x
  3. Step 3: Cross multiply
    924,832.50x = 1,387,380.87 × 285,190.26
  4. Step 4: Simplify right side
    924,832.50x = 395,667,511,034.33
  5. Step 5: Solve for x
    x = 395,667,511,034.33/924,832.50
  6. Step 6: Final answer
    x = 427,826.13

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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.