Home / 927,713.60-1,391,570.40-262,865.60

Finding the Fourth Proportional to 927,713.60, 1,391,570.40 and 262,865.60

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Solution

The fourth proportional to 927,713.60, 1,391,570.40 and 262,865.60 is: 394,298.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,713.60 : 1,391,570.40 = 262,865.60 : x
  2. Step 2: Convert to fraction form
    927,713.60/1,391,570.40 = 262,865.60/x
  3. Step 3: Cross multiply
    927,713.60x = 1,391,570.40 × 262,865.60
  4. Step 4: Simplify right side
    927,713.60x = 365,795,988,138.24
  5. Step 5: Solve for x
    x = 365,795,988,138.24/927,713.60
  6. Step 6: Final answer
    x = 394,298.40

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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.