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Finding the Fourth Proportional to 277,016.73, 382,260.11 and 156,187.73

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Solution

The fourth proportional to 277,016.73, 382,260.11 and 156,187.73 is: 215,526.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,016.73 : 382,260.11 = 156,187.73 : x
  2. Step 2: Convert to fraction form
    277,016.73/382,260.11 = 156,187.73/x
  3. Step 3: Cross multiply
    277,016.73x = 382,260.11 × 156,187.73
  4. Step 4: Simplify right side
    277,016.73x = 59,704,336,158.21
  5. Step 5: Solve for x
    x = 59,704,336,158.21/277,016.73
  6. Step 6: Final answer
    x = 215,526.10

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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.