Home / 818,003.34-1,226,432.88-362,372.67

Finding the Fourth Proportional to 818,003.34, 1,226,432.88 and 362,372.67

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Solution

The fourth proportional to 818,003.34, 1,226,432.88 and 362,372.67 is: 543,305.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,003.34 : 1,226,432.88 = 362,372.67 : x
  2. Step 2: Convert to fraction form
    818,003.34/1,226,432.88 = 362,372.67/x
  3. Step 3: Cross multiply
    818,003.34x = 1,226,432.88 × 362,372.67
  4. Step 4: Simplify right side
    818,003.34x = 444,425,757,301.39
  5. Step 5: Solve for x
    x = 444,425,757,301.39/818,003.34
  6. Step 6: Final answer
    x = 543,305.55

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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.