Home / 481,267.22-723,209.38-256,786.25

Finding the Fourth Proportional to 481,267.22, 723,209.38 and 256,786.25

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Solution

The fourth proportional to 481,267.22, 723,209.38 and 256,786.25 is: 385,877.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,267.22 : 723,209.38 = 256,786.25 : x
  2. Step 2: Convert to fraction form
    481,267.22/723,209.38 = 256,786.25/x
  3. Step 3: Cross multiply
    481,267.22x = 723,209.38 × 256,786.25
  4. Step 4: Simplify right side
    481,267.22x = 185,710,220,397.01
  5. Step 5: Solve for x
    x = 185,710,220,397.01/481,267.22
  6. Step 6: Final answer
    x = 385,877.56

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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.