Home / 928,515.99-1,392,897.93-367,419.27

Finding the Fourth Proportional to 928,515.99, 1,392,897.93 and 367,419.27

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Solution

The fourth proportional to 928,515.99, 1,392,897.93 and 367,419.27 is: 551,177.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,515.99 : 1,392,897.93 = 367,419.27 : x
  2. Step 2: Convert to fraction form
    928,515.99/1,392,897.93 = 367,419.27/x
  3. Step 3: Cross multiply
    928,515.99x = 1,392,897.93 × 367,419.27
  4. Step 4: Simplify right side
    928,515.99x = 511,777,540,625.11
  5. Step 5: Solve for x
    x = 511,777,540,625.11/928,515.99
  6. Step 6: Final answer
    x = 551,177.95

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1.5x scale

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.