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Finding the Fourth Proportional to 202,480.56, 304,032.96 and 171,300.30

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Solution

The fourth proportional to 202,480.56, 304,032.96 and 171,300.30 is: 257,214.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,480.56 : 304,032.96 = 171,300.30 : x
  2. Step 2: Convert to fraction form
    202,480.56/304,032.96 = 171,300.30/x
  3. Step 3: Cross multiply
    202,480.56x = 304,032.96 × 171,300.30
  4. Step 4: Simplify right side
    202,480.56x = 52,080,937,257.89
  5. Step 5: Solve for x
    x = 52,080,937,257.89/202,480.56
  6. Step 6: Final answer
    x = 257,214.51

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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.