Home / 590,586.28-814,997.70-322,316.20

Finding the Fourth Proportional to 590,586.28, 814,997.70 and 322,316.20

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Solution

The fourth proportional to 590,586.28, 814,997.70 and 322,316.20 is: 444,790.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,586.28 : 814,997.70 = 322,316.20 : x
  2. Step 2: Convert to fraction form
    590,586.28/814,997.70 = 322,316.20/x
  3. Step 3: Cross multiply
    590,586.28x = 814,997.70 × 322,316.20
  4. Step 4: Simplify right side
    590,586.28x = 262,686,961,672.74
  5. Step 5: Solve for x
    x = 262,686,961,672.74/590,586.28
  6. Step 6: Final answer
    x = 444,790.15

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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.