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Finding the Fourth Proportional to 608,161.13, 839,123.16 and 363,098.29

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Solution

The fourth proportional to 608,161.13, 839,123.16 and 363,098.29 is: 500,992.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,161.13 : 839,123.16 = 363,098.29 : x
  2. Step 2: Convert to fraction form
    608,161.13/839,123.16 = 363,098.29/x
  3. Step 3: Cross multiply
    608,161.13x = 839,123.16 × 363,098.29
  4. Step 4: Simplify right side
    608,161.13x = 304,684,180,299.78
  5. Step 5: Solve for x
    x = 304,684,180,299.78/608,161.13
  6. Step 6: Final answer
    x = 500,992.53

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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.