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Finding the Fourth Proportional to 506,936.34, 699,728.04 and 292,219.92

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Solution

The fourth proportional to 506,936.34, 699,728.04 and 292,219.92 is: 403,353.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,936.34 : 699,728.04 = 292,219.92 : x
  2. Step 2: Convert to fraction form
    506,936.34/699,728.04 = 292,219.92/x
  3. Step 3: Cross multiply
    506,936.34x = 699,728.04 × 292,219.92
  4. Step 4: Simplify right side
    506,936.34x = 204,474,471,870.56
  5. Step 5: Solve for x
    x = 204,474,471,870.56/506,936.34
  6. Step 6: Final answer
    x = 403,353.35

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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.