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Finding the Fourth Proportional to 552,606.18, 828,909.33 and 153,247.02

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Solution

The fourth proportional to 552,606.18, 828,909.33 and 153,247.02 is: 229,870.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,606.18 : 828,909.33 = 153,247.02 : x
  2. Step 2: Convert to fraction form
    552,606.18/828,909.33 = 153,247.02/x
  3. Step 3: Cross multiply
    552,606.18x = 828,909.33 × 153,247.02
  4. Step 4: Simplify right side
    552,606.18x = 127,027,884,672.70
  5. Step 5: Solve for x
    x = 127,027,884,672.70/552,606.18
  6. Step 6: Final answer
    x = 229,870.55

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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.