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Finding the Fourth Proportional to 339,031.74, 467,869.74 and 186,084.24

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Solution

The fourth proportional to 339,031.74, 467,869.74 and 186,084.24 is: 256,799.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,031.74 : 467,869.74 = 186,084.24 : x
  2. Step 2: Convert to fraction form
    339,031.74/467,869.74 = 186,084.24/x
  3. Step 3: Cross multiply
    339,031.74x = 467,869.74 × 186,084.24
  4. Step 4: Simplify right side
    339,031.74x = 87,063,184,986.90
  5. Step 5: Solve for x
    x = 87,063,184,986.90/339,031.74
  6. Step 6: Final answer
    x = 256,799.51

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1.5x scale

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.