Home / 946,451.72-1,419,881.70-272,528.48

Finding the Fourth Proportional to 946,451.72, 1,419,881.70 and 272,528.48

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Solution

The fourth proportional to 946,451.72, 1,419,881.70 and 272,528.48 is: 408,851.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,451.72 : 1,419,881.70 = 272,528.48 : x
  2. Step 2: Convert to fraction form
    946,451.72/1,419,881.70 = 272,528.48/x
  3. Step 3: Cross multiply
    946,451.72x = 1,419,881.70 × 272,528.48
  4. Step 4: Simplify right side
    946,451.72x = 386,958,201,480.82
  5. Step 5: Solve for x
    x = 386,958,201,480.82/946,451.72
  6. Step 6: Final answer
    x = 408,851.50

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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.