Home / 889,010.32-1,226,824.68-481,103.16

Finding the Fourth Proportional to 889,010.32, 1,226,824.68 and 481,103.16

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Solution

The fourth proportional to 889,010.32, 1,226,824.68 and 481,103.16 is: 663,917.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,010.32 : 1,226,824.68 = 481,103.16 : x
  2. Step 2: Convert to fraction form
    889,010.32/1,226,824.68 = 481,103.16/x
  3. Step 3: Cross multiply
    889,010.32x = 1,226,824.68 × 481,103.16
  4. Step 4: Simplify right side
    889,010.32x = 590,229,230,313.99
  5. Step 5: Solve for x
    x = 590,229,230,313.99/889,010.32
  6. Step 6: Final answer
    x = 663,917.19

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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.