Home / 889,203.94-1,227,218.25-507,143.14

Finding the Fourth Proportional to 889,203.94, 1,227,218.25 and 507,143.14

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Solution

The fourth proportional to 889,203.94, 1,227,218.25 and 507,143.14 is: 699,924.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,203.94 : 1,227,218.25 = 507,143.14 : x
  2. Step 2: Convert to fraction form
    889,203.94/1,227,218.25 = 507,143.14/x
  3. Step 3: Cross multiply
    889,203.94x = 1,227,218.25 × 507,143.14
  4. Step 4: Simplify right side
    889,203.94x = 622,375,316,770.31
  5. Step 5: Solve for x
    x = 622,375,316,770.31/889,203.94
  6. Step 6: Final answer
    x = 699,924.16

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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.