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Finding the Fourth Proportional to 590,383.20, 885,574.80 and 169,634.40

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Solution

The fourth proportional to 590,383.20, 885,574.80 and 169,634.40 is: 254,451.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,383.20 : 885,574.80 = 169,634.40 : x
  2. Step 2: Convert to fraction form
    590,383.20/885,574.80 = 169,634.40/x
  3. Step 3: Cross multiply
    590,383.20x = 885,574.80 × 169,634.40
  4. Step 4: Simplify right side
    590,383.20x = 150,223,949,853.12
  5. Step 5: Solve for x
    x = 150,223,949,853.12/590,383.20
  6. Step 6: Final answer
    x = 254,451.60

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Similar ratio
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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.