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Finding the Fourth Proportional to 552,655.74, 828,983.57 and 153,296.54

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Solution

The fourth proportional to 552,655.74, 828,983.57 and 153,296.54 is: 229,944.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,655.74 : 828,983.57 = 153,296.54 : x
  2. Step 2: Convert to fraction form
    552,655.74/828,983.57 = 153,296.54/x
  3. Step 3: Cross multiply
    552,655.74x = 828,983.57 × 153,296.54
  4. Step 4: Simplify right side
    552,655.74x = 127,080,308,086.45
  5. Step 5: Solve for x
    x = 127,080,308,086.45/552,655.74
  6. Step 6: Final answer
    x = 229,944.79

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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.