Home / 960,144.53-1,443,132.39-641,427.35

Finding the Fourth Proportional to 960,144.53, 1,443,132.39 and 641,427.35

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Solution

The fourth proportional to 960,144.53, 1,443,132.39 and 641,427.35 is: 964,088.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,144.53 : 1,443,132.39 = 641,427.35 : x
  2. Step 2: Convert to fraction form
    960,144.53/1,443,132.39 = 641,427.35/x
  3. Step 3: Cross multiply
    960,144.53x = 1,443,132.39 × 641,427.35
  4. Step 4: Simplify right side
    960,144.53x = 925,664,584,616.87
  5. Step 5: Solve for x
    x = 925,664,584,616.87/960,144.53
  6. Step 6: Final answer
    x = 964,088.80

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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.