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Finding the Fourth Proportional to 775,348.86, 1,162,547 and 301,481.84

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Solution

The fourth proportional to 775,348.86, 1,162,547 and 301,481.84 is: 452,037.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,348.86 : 1,162,547 = 301,481.84 : x
  2. Step 2: Convert to fraction form
    775,348.86/1,162,547 = 301,481.84/x
  3. Step 3: Cross multiply
    775,348.86x = 1,162,547 × 301,481.84
  4. Step 4: Simplify right side
    775,348.86x = 350,486,808,646.48
  5. Step 5: Solve for x
    x = 350,486,808,646.48/775,348.86
  6. Step 6: Final answer
    x = 452,037.56

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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.