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Finding the Fourth Proportional to 526,916.39, 790,375.16 and 246,630.47

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Solution

The fourth proportional to 526,916.39, 790,375.16 and 246,630.47 is: 369,945.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,916.39 : 790,375.16 = 246,630.47 : x
  2. Step 2: Convert to fraction form
    526,916.39/790,375.16 = 246,630.47/x
  3. Step 3: Cross multiply
    526,916.39x = 790,375.16 × 246,630.47
  4. Step 4: Simplify right side
    526,916.39x = 194,930,595,953.97
  5. Step 5: Solve for x
    x = 194,930,595,953.97/526,916.39
  6. Step 6: Final answer
    x = 369,945.97

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1.5x scale

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.