Home / 626,253.41-864,229.77-339,773.52

Finding the Fourth Proportional to 626,253.41, 864,229.77 and 339,773.52

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Solution

The fourth proportional to 626,253.41, 864,229.77 and 339,773.52 is: 468,887.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,253.41 : 864,229.77 = 339,773.52 : x
  2. Step 2: Convert to fraction form
    626,253.41/864,229.77 = 339,773.52/x
  3. Step 3: Cross multiply
    626,253.41x = 864,229.77 × 339,773.52
  4. Step 4: Simplify right side
    626,253.41x = 293,642,391,041.69
  5. Step 5: Solve for x
    x = 293,642,391,041.69/626,253.41
  6. Step 6: Final answer
    x = 468,887.49

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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.