Home / 444,024.30-666,145.72-128,513.10

Finding the Fourth Proportional to 444,024.30, 666,145.72 and 128,513.10

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Solution

The fourth proportional to 444,024.30, 666,145.72 and 128,513.10 is: 192,801.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,024.30 : 666,145.72 = 128,513.10 : x
  2. Step 2: Convert to fraction form
    444,024.30/666,145.72 = 128,513.10/x
  3. Step 3: Cross multiply
    444,024.30x = 666,145.72 × 128,513.10
  4. Step 4: Simplify right side
    444,024.30x = 85,608,451,528.93
  5. Step 5: Solve for x
    x = 85,608,451,528.93/444,024.30
  6. Step 6: Final answer
    x = 192,801.28

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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.