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Finding the Fourth Proportional to 616,601.16, 925,025.67 and 217,524.69

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Solution

The fourth proportional to 616,601.16, 925,025.67 and 217,524.69 is: 326,330.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,601.16 : 925,025.67 = 217,524.69 : x
  2. Step 2: Convert to fraction form
    616,601.16/925,025.67 = 217,524.69/x
  3. Step 3: Cross multiply
    616,601.16x = 925,025.67 × 217,524.69
  4. Step 4: Simplify right side
    616,601.16x = 201,215,922,108.79
  5. Step 5: Solve for x
    x = 201,215,922,108.79/616,601.16
  6. Step 6: Final answer
    x = 326,330.76

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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.