Home / 552,621.60-828,932.40-197,647.20

Finding the Fourth Proportional to 552,621.60, 828,932.40 and 197,647.20

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Solution

The fourth proportional to 552,621.60, 828,932.40 and 197,647.20 is: 296,470.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,621.60 : 828,932.40 = 197,647.20 : x
  2. Step 2: Convert to fraction form
    552,621.60/828,932.40 = 197,647.20/x
  3. Step 3: Cross multiply
    552,621.60x = 828,932.40 × 197,647.20
  4. Step 4: Simplify right side
    552,621.60x = 163,836,167,849.28
  5. Step 5: Solve for x
    x = 163,836,167,849.28/552,621.60
  6. Step 6: Final answer
    x = 296,470.80

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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.