Home / 326,905.76-451,128.23-183,664.55

Finding the Fourth Proportional to 326,905.76, 451,128.23 and 183,664.55

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Solution

The fourth proportional to 326,905.76, 451,128.23 and 183,664.55 is: 253,456.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,905.76 : 451,128.23 = 183,664.55 : x
  2. Step 2: Convert to fraction form
    326,905.76/451,128.23 = 183,664.55/x
  3. Step 3: Cross multiply
    326,905.76x = 451,128.23 × 183,664.55
  4. Step 4: Simplify right side
    326,905.76x = 82,856,260,181.28
  5. Step 5: Solve for x
    x = 82,856,260,181.28/326,905.76
  6. Step 6: Final answer
    x = 253,456.11

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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.