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Finding the Fourth Proportional to 175,246.40, 262,869.60 and 100,337.60

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Solution

The fourth proportional to 175,246.40, 262,869.60 and 100,337.60 is: 150,506.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,246.40 : 262,869.60 = 100,337.60 : x
  2. Step 2: Convert to fraction form
    175,246.40/262,869.60 = 100,337.60/x
  3. Step 3: Cross multiply
    175,246.40x = 262,869.60 × 100,337.60
  4. Step 4: Simplify right side
    175,246.40x = 26,375,704,776.96
  5. Step 5: Solve for x
    x = 26,375,704,776.96/175,246.40
  6. Step 6: Final answer
    x = 150,506.40

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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.