Home / 960,659.11-1,441,487.12-428,056.27

Finding the Fourth Proportional to 960,659.11, 1,441,487.12 and 428,056.27

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Solution

The fourth proportional to 960,659.11, 1,441,487.12 and 428,056.27 is: 642,306.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,659.11 : 1,441,487.12 = 428,056.27 : x
  2. Step 2: Convert to fraction form
    960,659.11/1,441,487.12 = 428,056.27/x
  3. Step 3: Cross multiply
    960,659.11x = 1,441,487.12 × 428,056.27
  4. Step 4: Simplify right side
    960,659.11x = 617,037,596,504.06
  5. Step 5: Solve for x
    x = 617,037,596,504.06/960,659.11
  6. Step 6: Final answer
    x = 642,306.51

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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.