Home / 634,072.20-875,082.24-362,180.76

Finding the Fourth Proportional to 634,072.20, 875,082.24 and 362,180.76

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Solution

The fourth proportional to 634,072.20, 875,082.24 and 362,180.76 is: 499,845.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,072.20 : 875,082.24 = 362,180.76 : x
  2. Step 2: Convert to fraction form
    634,072.20/875,082.24 = 362,180.76/x
  3. Step 3: Cross multiply
    634,072.20x = 875,082.24 × 362,180.76
  4. Step 4: Simplify right side
    634,072.20x = 316,937,950,745.70
  5. Step 5: Solve for x
    x = 316,937,950,745.70/634,072.20
  6. Step 6: Final answer
    x = 499,845.21

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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.