Home / 481,284.18-664,164.13-266,419.70

Finding the Fourth Proportional to 481,284.18, 664,164.13 and 266,419.70

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Solution

The fourth proportional to 481,284.18, 664,164.13 and 266,419.70 is: 367,654.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,284.18 : 664,164.13 = 266,419.70 : x
  2. Step 2: Convert to fraction form
    481,284.18/664,164.13 = 266,419.70/x
  3. Step 3: Cross multiply
    481,284.18x = 664,164.13 × 266,419.70
  4. Step 4: Simplify right side
    481,284.18x = 176,946,408,265.36
  5. Step 5: Solve for x
    x = 176,946,408,265.36/481,284.18
  6. Step 6: Final answer
    x = 367,654.74

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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.