Home / 444,065.04-666,206.91-128,553.84

Finding the Fourth Proportional to 444,065.04, 666,206.91 and 128,553.84

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Solution

The fourth proportional to 444,065.04, 666,206.91 and 128,553.84 is: 192,862.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,065.04 : 666,206.91 = 128,553.84 : x
  2. Step 2: Convert to fraction form
    444,065.04/666,206.91 = 128,553.84/x
  3. Step 3: Cross multiply
    444,065.04x = 666,206.91 × 128,553.84
  4. Step 4: Simplify right side
    444,065.04x = 85,643,456,515.03
  5. Step 5: Solve for x
    x = 85,643,456,515.03/444,065.04
  6. Step 6: Final answer
    x = 192,862.42

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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.