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Finding the Fourth Proportional to 174,611.28, 261,916.96 and 49,952.28

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Solution

The fourth proportional to 174,611.28, 261,916.96 and 49,952.28 is: 74,928.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,611.28 : 261,916.96 = 49,952.28 : x
  2. Step 2: Convert to fraction form
    174,611.28/261,916.96 = 49,952.28/x
  3. Step 3: Cross multiply
    174,611.28x = 261,916.96 × 49,952.28
  4. Step 4: Simplify right side
    174,611.28x = 13,083,349,322.67
  5. Step 5: Solve for x
    x = 13,083,349,322.67/174,611.28
  6. Step 6: Final answer
    x = 74,928.43

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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.