Home / 889,350.23-1,227,303.06-481,451.78

Finding the Fourth Proportional to 889,350.23, 1,227,303.06 and 481,451.78

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Solution

The fourth proportional to 889,350.23, 1,227,303.06 and 481,451.78 is: 664,403.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,350.23 : 1,227,303.06 = 481,451.78 : x
  2. Step 2: Convert to fraction form
    889,350.23/1,227,303.06 = 481,451.78/x
  3. Step 3: Cross multiply
    889,350.23x = 1,227,303.06 × 481,451.78
  4. Step 4: Simplify right side
    889,350.23x = 590,887,242,836.45
  5. Step 5: Solve for x
    x = 590,887,242,836.45/889,350.23
  6. Step 6: Final answer
    x = 664,403.32

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Double scale
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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.