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Finding the Fourth Proportional to 215,497.84, 297,234.66 and 186,765.52

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Solution

The fourth proportional to 215,497.84, 297,234.66 and 186,765.52 is: 257,604.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,497.84 : 297,234.66 = 186,765.52 : x
  2. Step 2: Convert to fraction form
    215,497.84/297,234.66 = 186,765.52/x
  3. Step 3: Cross multiply
    215,497.84x = 297,234.66 × 186,765.52
  4. Step 4: Simplify right side
    215,497.84x = 55,513,185,836.92
  5. Step 5: Solve for x
    x = 55,513,185,836.92/215,497.84
  6. Step 6: Final answer
    x = 257,604.37

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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.