Home / 930,168.93-1,395,399.60-397,692.75

Finding the Fourth Proportional to 930,168.93, 1,395,399.60 and 397,692.75

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Solution

The fourth proportional to 930,168.93, 1,395,399.60 and 397,692.75 is: 596,601.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,168.93 : 1,395,399.60 = 397,692.75 : x
  2. Step 2: Convert to fraction form
    930,168.93/1,395,399.60 = 397,692.75/x
  3. Step 3: Cross multiply
    930,168.93x = 1,395,399.60 × 397,692.75
  4. Step 4: Simplify right side
    930,168.93x = 554,940,304,272.90
  5. Step 5: Solve for x
    x = 554,940,304,272.90/930,168.93
  6. Step 6: Final answer
    x = 596,601.63

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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.