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Finding the Fourth Proportional to 655,597.67, 981,722.97 and 522,671.81

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Solution

The fourth proportional to 655,597.67, 981,722.97 and 522,671.81 is: 782,673.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,597.67 : 981,722.97 = 522,671.81 : x
  2. Step 2: Convert to fraction form
    655,597.67/981,722.97 = 522,671.81/x
  3. Step 3: Cross multiply
    655,597.67x = 981,722.97 × 522,671.81
  4. Step 4: Simplify right side
    655,597.67x = 513,118,916,739.86
  5. Step 5: Solve for x
    x = 513,118,916,739.86/655,597.67
  6. Step 6: Final answer
    x = 782,673.50

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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.