Home / 960,091.60-1,440,137.40-603,950.80

Finding the Fourth Proportional to 960,091.60, 1,440,137.40 and 603,950.80

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Solution

The fourth proportional to 960,091.60, 1,440,137.40 and 603,950.80 is: 905,926.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,091.60 : 1,440,137.40 = 603,950.80 : x
  2. Step 2: Convert to fraction form
    960,091.60/1,440,137.40 = 603,950.80/x
  3. Step 3: Cross multiply
    960,091.60x = 1,440,137.40 × 603,950.80
  4. Step 4: Simplify right side
    960,091.60x = 869,772,134,839.92
  5. Step 5: Solve for x
    x = 869,772,134,839.92/960,091.60
  6. Step 6: Final answer
    x = 905,926.20

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Double scale
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Similar ratio
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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.