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Finding the Fourth Proportional to 374,101.96, 516,446.96 and 230,940.96

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Solution

The fourth proportional to 374,101.96, 516,446.96 and 230,940.96 is: 318,813.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,101.96 : 516,446.96 = 230,940.96 : x
  2. Step 2: Convert to fraction form
    374,101.96/516,446.96 = 230,940.96/x
  3. Step 3: Cross multiply
    374,101.96x = 516,446.96 × 230,940.96
  4. Step 4: Simplify right side
    374,101.96x = 119,268,756,731.48
  5. Step 5: Solve for x
    x = 119,268,756,731.48/374,101.96
  6. Step 6: Final answer
    x = 318,813.50

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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.