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Finding the Fourth Proportional to 503,617.68, 694,995 and 277,263.12

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Solution

The fourth proportional to 503,617.68, 694,995 and 277,263.12 is: 382,624.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,617.68 : 694,995 = 277,263.12 : x
  2. Step 2: Convert to fraction form
    503,617.68/694,995 = 277,263.12/x
  3. Step 3: Cross multiply
    503,617.68x = 694,995 × 277,263.12
  4. Step 4: Simplify right side
    503,617.68x = 192,696,482,084.40
  5. Step 5: Solve for x
    x = 192,696,482,084.40/503,617.68
  6. Step 6: Final answer
    x = 382,624.54

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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.