Home / 907,686.33-1,361,677.25-268,054.75

Finding the Fourth Proportional to 907,686.33, 1,361,677.25 and 268,054.75

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Solution

The fourth proportional to 907,686.33, 1,361,677.25 and 268,054.75 is: 402,125.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,686.33 : 1,361,677.25 = 268,054.75 : x
  2. Step 2: Convert to fraction form
    907,686.33/1,361,677.25 = 268,054.75/x
  3. Step 3: Cross multiply
    907,686.33x = 1,361,677.25 × 268,054.75
  4. Step 4: Simplify right side
    907,686.33x = 365,004,054,829.44
  5. Step 5: Solve for x
    x = 365,004,054,829.44/907,686.33
  6. Step 6: Final answer
    x = 402,125.76

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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.