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Finding the Fourth Proportional to 537,037.86, 740,930.85 and 304,439.85

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Solution

The fourth proportional to 537,037.86, 740,930.85 and 304,439.85 is: 420,024.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,037.86 : 740,930.85 = 304,439.85 : x
  2. Step 2: Convert to fraction form
    537,037.86/740,930.85 = 304,439.85/x
  3. Step 3: Cross multiply
    537,037.86x = 740,930.85 × 304,439.85
  4. Step 4: Simplify right side
    537,037.86x = 225,568,876,834.37
  5. Step 5: Solve for x
    x = 225,568,876,834.37/537,037.86
  6. Step 6: Final answer
    x = 420,024.16

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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.