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Finding the Fourth Proportional to 218,222.01, 301,101.21 and 127,560.44

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Solution

The fourth proportional to 218,222.01, 301,101.21 and 127,560.44 is: 176,007.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,222.01 : 301,101.21 = 127,560.44 : x
  2. Step 2: Convert to fraction form
    218,222.01/301,101.21 = 127,560.44/x
  3. Step 3: Cross multiply
    218,222.01x = 301,101.21 × 127,560.44
  4. Step 4: Simplify right side
    218,222.01x = 38,408,601,326.63
  5. Step 5: Solve for x
    x = 38,408,601,326.63/218,222.01
  6. Step 6: Final answer
    x = 176,007.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.