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Finding the Fourth Proportional to 503,648.45, 755,528.03 and 166,566.32

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Solution

The fourth proportional to 503,648.45, 755,528.03 and 166,566.32 is: 249,867.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,648.45 : 755,528.03 = 166,566.32 : x
  2. Step 2: Convert to fraction form
    503,648.45/755,528.03 = 166,566.32/x
  3. Step 3: Cross multiply
    503,648.45x = 755,528.03 × 166,566.32
  4. Step 4: Simplify right side
    503,648.45x = 125,845,519,003.48
  5. Step 5: Solve for x
    x = 125,845,519,003.48/503,648.45
  6. Step 6: Final answer
    x = 249,867.78

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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.