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Finding the Fourth Proportional to 226,595.39, 312,695.03 and 124,620.75

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Solution

The fourth proportional to 226,595.39, 312,695.03 and 124,620.75 is: 171,973.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,595.39 : 312,695.03 = 124,620.75 : x
  2. Step 2: Convert to fraction form
    226,595.39/312,695.03 = 124,620.75/x
  3. Step 3: Cross multiply
    226,595.39x = 312,695.03 × 124,620.75
  4. Step 4: Simplify right side
    226,595.39x = 38,968,288,536.77
  5. Step 5: Solve for x
    x = 38,968,288,536.77/226,595.39
  6. Step 6: Final answer
    x = 171,973.00

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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.