Home / 571,905.42-857,989.92-197,928.42

Finding the Fourth Proportional to 571,905.42, 857,989.92 and 197,928.42

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Solution

The fourth proportional to 571,905.42, 857,989.92 and 197,928.42 is: 296,938.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,905.42 : 857,989.92 = 197,928.42 : x
  2. Step 2: Convert to fraction form
    571,905.42/857,989.92 = 197,928.42/x
  3. Step 3: Cross multiply
    571,905.42x = 857,989.92 × 197,928.42
  4. Step 4: Simplify right side
    571,905.42x = 169,820,589,241.53
  5. Step 5: Solve for x
    x = 169,820,589,241.53/571,905.42
  6. Step 6: Final answer
    x = 296,938.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.