Home / 836,674.21-1,154,577.90-454,692.79

Finding the Fourth Proportional to 836,674.21, 1,154,577.90 and 454,692.79

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Solution

The fourth proportional to 836,674.21, 1,154,577.90 and 454,692.79 is: 627,458.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,674.21 : 1,154,577.90 = 454,692.79 : x
  2. Step 2: Convert to fraction form
    836,674.21/1,154,577.90 = 454,692.79/x
  3. Step 3: Cross multiply
    836,674.21x = 1,154,577.90 × 454,692.79
  4. Step 4: Simplify right side
    836,674.21x = 524,978,247,214.01
  5. Step 5: Solve for x
    x = 524,978,247,214.01/836,674.21
  6. Step 6: Final answer
    x = 627,458.38

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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.