Home / 326,123.11-450,054.50-197,043.62

Finding the Fourth Proportional to 326,123.11, 450,054.50 and 197,043.62

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Solution

The fourth proportional to 326,123.11, 450,054.50 and 197,043.62 is: 271,922.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,123.11 : 450,054.50 = 197,043.62 : x
  2. Step 2: Convert to fraction form
    326,123.11/450,054.50 = 197,043.62/x
  3. Step 3: Cross multiply
    326,123.11x = 450,054.50 × 197,043.62
  4. Step 4: Simplify right side
    326,123.11x = 88,680,367,877.29
  5. Step 5: Solve for x
    x = 88,680,367,877.29/326,123.11
  6. Step 6: Final answer
    x = 271,922.98

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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.