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Finding the Fourth Proportional to 277,325.56, 382,687.50 and 156,496.24

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Solution

The fourth proportional to 277,325.56, 382,687.50 and 156,496.24 is: 215,952.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,325.56 : 382,687.50 = 156,496.24 : x
  2. Step 2: Convert to fraction form
    277,325.56/382,687.50 = 156,496.24/x
  3. Step 3: Cross multiply
    277,325.56x = 382,687.50 × 156,496.24
  4. Step 4: Simplify right side
    277,325.56x = 59,889,154,845
  5. Step 5: Solve for x
    x = 59,889,154,845/277,325.56
  6. Step 6: Final answer
    x = 215,952.52

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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.