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Finding the Fourth Proportional to 316,046.95, 474,057.83 and 174,173.49

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Solution

The fourth proportional to 316,046.95, 474,057.83 and 174,173.49 is: 261,253.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,046.95 : 474,057.83 = 174,173.49 : x
  2. Step 2: Convert to fraction form
    316,046.95/474,057.83 = 174,173.49/x
  3. Step 3: Cross multiply
    316,046.95x = 474,057.83 × 174,173.49
  4. Step 4: Simplify right side
    316,046.95x = 82,568,307,148.36
  5. Step 5: Solve for x
    x = 82,568,307,148.36/316,046.95
  6. Step 6: Final answer
    x = 261,253.30

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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.