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Finding the Fourth Proportional to 215,193, 297,002.37 and 124,533.34

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Solution

The fourth proportional to 215,193, 297,002.37 and 124,533.34 is: 171,876.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,193 : 297,002.37 = 124,533.34 : x
  2. Step 2: Convert to fraction form
    215,193/297,002.37 = 124,533.34/x
  3. Step 3: Cross multiply
    215,193x = 297,002.37 × 124,533.34
  4. Step 4: Simplify right side
    215,193x = 36,986,697,124.02
  5. Step 5: Solve for x
    x = 36,986,697,124.02/215,193
  6. Step 6: Final answer
    x = 171,876.86

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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.