Home / 481,284.87-720,889.44-452,988.17

Finding the Fourth Proportional to 481,284.87, 720,889.44 and 452,988.17

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Solution

The fourth proportional to 481,284.87, 720,889.44 and 452,988.17 is: 678,505.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,284.87 : 720,889.44 = 452,988.17 : x
  2. Step 2: Convert to fraction form
    481,284.87/720,889.44 = 452,988.17/x
  3. Step 3: Cross multiply
    481,284.87x = 720,889.44 × 452,988.17
  4. Step 4: Simplify right side
    481,284.87x = 326,554,389,330.40
  5. Step 5: Solve for x
    x = 326,554,389,330.40/481,284.87
  6. Step 6: Final answer
    x = 678,505.41

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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.