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Finding the Fourth Proportional to 339,475.60, 468,476.44 and 186,523.58

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Solution

The fourth proportional to 339,475.60, 468,476.44 and 186,523.58 is: 257,402.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,475.60 : 468,476.44 = 186,523.58 : x
  2. Step 2: Convert to fraction form
    339,475.60/468,476.44 = 186,523.58/x
  3. Step 3: Cross multiply
    339,475.60x = 468,476.44 × 186,523.58
  4. Step 4: Simplify right side
    339,475.60x = 87,381,902,734.46
  5. Step 5: Solve for x
    x = 87,381,902,734.46/339,475.60
  6. Step 6: Final answer
    x = 257,402.60

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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.