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Finding the Fourth Proportional to 418,826.71, 577,850.35 and 237,524.41

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Solution

The fourth proportional to 418,826.71, 577,850.35 and 237,524.41 is: 327,709.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,826.71 : 577,850.35 = 237,524.41 : x
  2. Step 2: Convert to fraction form
    418,826.71/577,850.35 = 237,524.41/x
  3. Step 3: Cross multiply
    418,826.71x = 577,850.35 × 237,524.41
  4. Step 4: Simplify right side
    418,826.71x = 137,253,563,452.04
  5. Step 5: Solve for x
    x = 137,253,563,452.04/418,826.71
  6. Step 6: Final answer
    x = 327,709.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.