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Finding the Fourth Proportional to 344,722.40, 517,083.60 and 95,404.40

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Solution

The fourth proportional to 344,722.40, 517,083.60 and 95,404.40 is: 143,106.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,722.40 : 517,083.60 = 95,404.40 : x
  2. Step 2: Convert to fraction form
    344,722.40/517,083.60 = 95,404.40/x
  3. Step 3: Cross multiply
    344,722.40x = 517,083.60 × 95,404.40
  4. Step 4: Simplify right side
    344,722.40x = 49,332,050,607.84
  5. Step 5: Solve for x
    x = 49,332,050,607.84/344,722.40
  6. Step 6: Final answer
    x = 143,106.60

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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.