Home / 907,369.78-1,361,054.67-242,504.50

Finding the Fourth Proportional to 907,369.78, 1,361,054.67 and 242,504.50

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Solution

The fourth proportional to 907,369.78, 1,361,054.67 and 242,504.50 is: 363,756.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,369.78 : 1,361,054.67 = 242,504.50 : x
  2. Step 2: Convert to fraction form
    907,369.78/1,361,054.67 = 242,504.50/x
  3. Step 3: Cross multiply
    907,369.78x = 1,361,054.67 × 242,504.50
  4. Step 4: Simplify right side
    907,369.78x = 330,061,882,221.02
  5. Step 5: Solve for x
    x = 330,061,882,221.02/907,369.78
  6. Step 6: Final answer
    x = 363,756.75

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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.