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Finding the Fourth Proportional to 526,916.89, 790,375.91 and 246,630.97

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Solution

The fourth proportional to 526,916.89, 790,375.91 and 246,630.97 is: 369,946.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,916.89 : 790,375.91 = 246,630.97 : x
  2. Step 2: Convert to fraction form
    526,916.89/790,375.91 = 246,630.97/x
  3. Step 3: Cross multiply
    526,916.89x = 790,375.91 × 246,630.97
  4. Step 4: Simplify right side
    526,916.89x = 194,931,176,114.78
  5. Step 5: Solve for x
    x = 194,931,176,114.78/526,916.89
  6. Step 6: Final answer
    x = 369,946.72

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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.