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Finding the Fourth Proportional to 174,008.30, 261,012.45 and 169,634.30

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Solution

The fourth proportional to 174,008.30, 261,012.45 and 169,634.30 is: 254,451.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,008.30 : 261,012.45 = 169,634.30 : x
  2. Step 2: Convert to fraction form
    174,008.30/261,012.45 = 169,634.30/x
  3. Step 3: Cross multiply
    174,008.30x = 261,012.45 × 169,634.30
  4. Step 4: Simplify right side
    174,008.30x = 44,276,664,247.04
  5. Step 5: Solve for x
    x = 44,276,664,247.04/174,008.30
  6. Step 6: Final answer
    x = 254,451.45

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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.