Home / 326,194.34-450,350.06-217,451.84

Finding the Fourth Proportional to 326,194.34, 450,350.06 and 217,451.84

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Solution

The fourth proportional to 326,194.34, 450,350.06 and 217,451.84 is: 300,218.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,194.34 : 450,350.06 = 217,451.84 : x
  2. Step 2: Convert to fraction form
    326,194.34/450,350.06 = 217,451.84/x
  3. Step 3: Cross multiply
    326,194.34x = 450,350.06 × 217,451.84
  4. Step 4: Simplify right side
    326,194.34x = 97,929,445,852.10
  5. Step 5: Solve for x
    x = 97,929,445,852.10/326,194.34
  6. Step 6: Final answer
    x = 300,218.11

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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.