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Finding the Fourth Proportional to 552,010.20, 828,015.30 and 363,053.40

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Solution

The fourth proportional to 552,010.20, 828,015.30 and 363,053.40 is: 544,580.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,010.20 : 828,015.30 = 363,053.40 : x
  2. Step 2: Convert to fraction form
    552,010.20/828,015.30 = 363,053.40/x
  3. Step 3: Cross multiply
    552,010.20x = 828,015.30 × 363,053.40
  4. Step 4: Simplify right side
    552,010.20x = 300,613,769,917.02
  5. Step 5: Solve for x
    x = 300,613,769,917.02/552,010.20
  6. Step 6: Final answer
    x = 544,580.10

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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.