Home / 626,950.71-865,456.83-423,277.50

Finding the Fourth Proportional to 626,950.71, 865,456.83 and 423,277.50

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Solution

The fourth proportional to 626,950.71, 865,456.83 and 423,277.50 is: 584,301.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,950.71 : 865,456.83 = 423,277.50 : x
  2. Step 2: Convert to fraction form
    626,950.71/865,456.83 = 423,277.50/x
  3. Step 3: Cross multiply
    626,950.71x = 865,456.83 × 423,277.50
  4. Step 4: Simplify right side
    626,950.71x = 366,328,403,360.33
  5. Step 5: Solve for x
    x = 366,328,403,360.33/626,950.71
  6. Step 6: Final answer
    x = 584,301.76

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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.