Home / 694,641.20-1,040,212.20-554,673.20

Finding the Fourth Proportional to 694,641.20, 1,040,212.20 and 554,673.20

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Solution

The fourth proportional to 694,641.20, 1,040,212.20 and 554,673.20 is: 830,612.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,641.20 : 1,040,212.20 = 554,673.20 : x
  2. Step 2: Convert to fraction form
    694,641.20/1,040,212.20 = 554,673.20/x
  3. Step 3: Cross multiply
    694,641.20x = 1,040,212.20 × 554,673.20
  4. Step 4: Simplify right side
    694,641.20x = 576,977,829,653.04
  5. Step 5: Solve for x
    x = 576,977,829,653.04/694,641.20
  6. Step 6: Final answer
    x = 830,612.74

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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.