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Finding the Fourth Proportional to 552,451.88, 828,675.45 and 153,091.50

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Solution

The fourth proportional to 552,451.88, 828,675.45 and 153,091.50 is: 229,636.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,451.88 : 828,675.45 = 153,091.50 : x
  2. Step 2: Convert to fraction form
    552,451.88/828,675.45 = 153,091.50/x
  3. Step 3: Cross multiply
    552,451.88x = 828,675.45 × 153,091.50
  4. Step 4: Simplify right side
    552,451.88x = 126,863,167,653.68
  5. Step 5: Solve for x
    x = 126,863,167,653.68/552,451.88
  6. Step 6: Final answer
    x = 229,636.60

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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.