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Finding the Fourth Proportional to 605,194.65, 834,388.16 and 495,892.62

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Solution

The fourth proportional to 605,194.65, 834,388.16 and 495,892.62 is: 683,692.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,194.65 : 834,388.16 = 495,892.62 : x
  2. Step 2: Convert to fraction form
    605,194.65/834,388.16 = 495,892.62/x
  3. Step 3: Cross multiply
    605,194.65x = 834,388.16 × 495,892.62
  4. Step 4: Simplify right side
    605,194.65x = 413,766,928,279.92
  5. Step 5: Solve for x
    x = 413,766,928,279.92/605,194.65
  6. Step 6: Final answer
    x = 683,692.31

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Double scale
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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.