Home / 256,520.37-382,902.06-226,220.10

Finding the Fourth Proportional to 256,520.37, 382,902.06 and 226,220.10

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Solution

The fourth proportional to 256,520.37, 382,902.06 and 226,220.10 is: 337,673.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,520.37 : 382,902.06 = 226,220.10 : x
  2. Step 2: Convert to fraction form
    256,520.37/382,902.06 = 226,220.10/x
  3. Step 3: Cross multiply
    256,520.37x = 382,902.06 × 226,220.10
  4. Step 4: Simplify right side
    256,520.37x = 86,620,142,303.41
  5. Step 5: Solve for x
    x = 86,620,142,303.41/256,520.37
  6. Step 6: Final answer
    x = 337,673.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.