Home / 889,247.80-1,334,066.10-440,183.80

Finding the Fourth Proportional to 889,247.80, 1,334,066.10 and 440,183.80

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Solution

The fourth proportional to 889,247.80, 1,334,066.10 and 440,183.80 is: 660,371.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,247.80 : 1,334,066.10 = 440,183.80 : x
  2. Step 2: Convert to fraction form
    889,247.80/1,334,066.10 = 440,183.80/x
  3. Step 3: Cross multiply
    889,247.80x = 1,334,066.10 × 440,183.80
  4. Step 4: Simplify right side
    889,247.80x = 587,234,285,349.18
  5. Step 5: Solve for x
    x = 587,234,285,349.18/889,247.80
  6. Step 6: Final answer
    x = 660,371.93

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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.