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Finding the Fourth Proportional to 502,750.79, 693,800.60 and 273,308.52

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Solution

The fourth proportional to 502,750.79, 693,800.60 and 273,308.52 is: 377,168.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,750.79 : 693,800.60 = 273,308.52 : x
  2. Step 2: Convert to fraction form
    502,750.79/693,800.60 = 273,308.52/x
  3. Step 3: Cross multiply
    502,750.79x = 693,800.60 × 273,308.52
  4. Step 4: Simplify right side
    502,750.79x = 189,621,615,161.11
  5. Step 5: Solve for x
    x = 189,621,615,161.11/502,750.79
  6. Step 6: Final answer
    x = 377,168.21

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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.