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Finding the Fourth Proportional to 552,627.04, 828,940.50 and 153,267.80

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Solution

The fourth proportional to 552,627.04, 828,940.50 and 153,267.80 is: 229,901.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,627.04 : 828,940.50 = 153,267.80 : x
  2. Step 2: Convert to fraction form
    552,627.04/828,940.50 = 153,267.80/x
  3. Step 3: Cross multiply
    552,627.04x = 828,940.50 × 153,267.80
  4. Step 4: Simplify right side
    552,627.04x = 127,049,886,765.90
  5. Step 5: Solve for x
    x = 127,049,886,765.90/552,627.04
  6. Step 6: Final answer
    x = 229,901.68

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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.