Home / 326,140.38-450,078.30-197,060.94

Finding the Fourth Proportional to 326,140.38, 450,078.30 and 197,060.94

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Solution

The fourth proportional to 326,140.38, 450,078.30 and 197,060.94 is: 271,946.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,140.38 : 450,078.30 = 197,060.94 : x
  2. Step 2: Convert to fraction form
    326,140.38/450,078.30 = 197,060.94/x
  3. Step 3: Cross multiply
    326,140.38x = 450,078.30 × 197,060.94
  4. Step 4: Simplify right side
    326,140.38x = 88,692,852,871.60
  5. Step 5: Solve for x
    x = 88,692,852,871.60/326,140.38
  6. Step 6: Final answer
    x = 271,946.86

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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.