Home / 589,286.60-884,237.10-256,896.20

Finding the Fourth Proportional to 589,286.60, 884,237.10 and 256,896.20

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Solution

The fourth proportional to 589,286.60, 884,237.10 and 256,896.20 is: 385,478.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,286.60 : 884,237.10 = 256,896.20 : x
  2. Step 2: Convert to fraction form
    589,286.60/884,237.10 = 256,896.20/x
  3. Step 3: Cross multiply
    589,286.60x = 884,237.10 × 256,896.20
  4. Step 4: Simplify right side
    589,286.60x = 227,157,150,889.02
  5. Step 5: Solve for x
    x = 227,157,150,889.02/589,286.60
  6. Step 6: Final answer
    x = 385,478.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.