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Finding the Fourth Proportional to 215,681.00, 297,604.77 and 125,019.27

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Solution

The fourth proportional to 215,681.00, 297,604.77 and 125,019.27 is: 172,506.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,681.00 : 297,604.77 = 125,019.27 : x
  2. Step 2: Convert to fraction form
    215,681.00/297,604.77 = 125,019.27/x
  3. Step 3: Cross multiply
    215,681.00x = 297,604.77 × 125,019.27
  4. Step 4: Simplify right side
    215,681.00x = 37,206,331,093.92
  5. Step 5: Solve for x
    x = 37,206,331,093.92/215,681.00
  6. Step 6: Final answer
    x = 172,506.30

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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.