Home / 898,451.59-1,239,716.94-530,877.61

Finding the Fourth Proportional to 898,451.59, 1,239,716.94 and 530,877.61

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Solution

The fourth proportional to 898,451.59, 1,239,716.94 and 530,877.61 is: 732,524.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,451.59 : 1,239,716.94 = 530,877.61 : x
  2. Step 2: Convert to fraction form
    898,451.59/1,239,716.94 = 530,877.61/x
  3. Step 3: Cross multiply
    898,451.59x = 1,239,716.94 × 530,877.61
  4. Step 4: Simplify right side
    898,451.59x = 658,137,966,183.71
  5. Step 5: Solve for x
    x = 658,137,966,183.71/898,451.59
  6. Step 6: Final answer
    x = 732,524.68

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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.