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Finding the Fourth Proportional to 300,146.01, 450,535.90 and 293,369.04

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Solution

The fourth proportional to 300,146.01, 450,535.90 and 293,369.04 is: 440,363.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,146.01 : 450,535.90 = 293,369.04 : x
  2. Step 2: Convert to fraction form
    300,146.01/450,535.90 = 293,369.04/x
  3. Step 3: Cross multiply
    300,146.01x = 450,535.90 × 293,369.04
  4. Step 4: Simplify right side
    300,146.01x = 132,173,283,460.08
  5. Step 5: Solve for x
    x = 132,173,283,460.08/300,146.01
  6. Step 6: Final answer
    x = 440,363.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.