Home / 938,712.84-1,408,768.78-377,751.56

Finding the Fourth Proportional to 938,712.84, 1,408,768.78 and 377,751.56

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Solution

The fourth proportional to 938,712.84, 1,408,768.78 and 377,751.56 is: 566,908.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,712.84 : 1,408,768.78 = 377,751.56 : x
  2. Step 2: Convert to fraction form
    938,712.84/1,408,768.78 = 377,751.56/x
  3. Step 3: Cross multiply
    938,712.84x = 1,408,768.78 × 377,751.56
  4. Step 4: Simplify right side
    938,712.84x = 532,164,604,324.30
  5. Step 5: Solve for x
    x = 532,164,604,324.30/938,712.84
  6. Step 6: Final answer
    x = 566,908.84

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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.