Home / 632,539.38-872,818.26-377,836.50

Finding the Fourth Proportional to 632,539.38, 872,818.26 and 377,836.50

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Solution

The fourth proportional to 632,539.38, 872,818.26 and 377,836.50 is: 521,362.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,539.38 : 872,818.26 = 377,836.50 : x
  2. Step 2: Convert to fraction form
    632,539.38/872,818.26 = 377,836.50/x
  3. Step 3: Cross multiply
    632,539.38x = 872,818.26 × 377,836.50
  4. Step 4: Simplify right side
    632,539.38x = 329,782,596,494.49
  5. Step 5: Solve for x
    x = 329,782,596,494.49/632,539.38
  6. Step 6: Final answer
    x = 521,362.95

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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.