Home / 889,204.94-1,227,219.63-507,144.14

Finding the Fourth Proportional to 889,204.94, 1,227,219.63 and 507,144.14

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Solution

The fourth proportional to 889,204.94, 1,227,219.63 and 507,144.14 is: 699,925.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,204.94 : 1,227,219.63 = 507,144.14 : x
  2. Step 2: Convert to fraction form
    889,204.94/1,227,219.63 = 507,144.14/x
  3. Step 3: Cross multiply
    889,204.94x = 1,227,219.63 × 507,144.14
  4. Step 4: Simplify right side
    889,204.94x = 622,377,243,847.47
  5. Step 5: Solve for x
    x = 622,377,243,847.47/889,204.94
  6. Step 6: Final answer
    x = 699,925.54

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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.