Home / 563,594.97-777,814.89-321,913.65

Finding the Fourth Proportional to 563,594.97, 777,814.89 and 321,913.65

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Solution

The fourth proportional to 563,594.97, 777,814.89 and 321,913.65 is: 444,271.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,594.97 : 777,814.89 = 321,913.65 : x
  2. Step 2: Convert to fraction form
    563,594.97/777,814.89 = 321,913.65/x
  3. Step 3: Cross multiply
    563,594.97x = 777,814.89 × 321,913.65
  4. Step 4: Simplify right side
    563,594.97x = 250,389,230,264.25
  5. Step 5: Solve for x
    x = 250,389,230,264.25/563,594.97
  6. Step 6: Final answer
    x = 444,271.58

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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.