Home / 888,909.37-1,226,698.18-481,011.21

Finding the Fourth Proportional to 888,909.37, 1,226,698.18 and 481,011.21

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Solution

The fourth proportional to 888,909.37, 1,226,698.18 and 481,011.21 is: 663,797.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,909.37 : 1,226,698.18 = 481,011.21 : x
  2. Step 2: Convert to fraction form
    888,909.37/1,226,698.18 = 481,011.21/x
  3. Step 3: Cross multiply
    888,909.37x = 1,226,698.18 × 481,011.21
  4. Step 4: Simplify right side
    888,909.37x = 590,055,574,664.07
  5. Step 5: Solve for x
    x = 590,055,574,664.07/888,909.37
  6. Step 6: Final answer
    x = 663,797.23

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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.