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Finding the Fourth Proportional to 503,366.56, 694,645.38 and 277,012.06

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Solution

The fourth proportional to 503,366.56, 694,645.38 and 277,012.06 is: 382,276.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,366.56 : 694,645.38 = 277,012.06 : x
  2. Step 2: Convert to fraction form
    503,366.56/694,645.38 = 277,012.06/x
  3. Step 3: Cross multiply
    503,366.56x = 694,645.38 × 277,012.06
  4. Step 4: Simplify right side
    503,366.56x = 192,425,147,683.28
  5. Step 5: Solve for x
    x = 192,425,147,683.28/503,366.56
  6. Step 6: Final answer
    x = 382,276.38

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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.