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Finding the Fourth Proportional to 590,560.20, 885,840.30 and 169,811.40

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Solution

The fourth proportional to 590,560.20, 885,840.30 and 169,811.40 is: 254,717.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,560.20 : 885,840.30 = 169,811.40 : x
  2. Step 2: Convert to fraction form
    590,560.20/885,840.30 = 169,811.40/x
  3. Step 3: Cross multiply
    590,560.20x = 885,840.30 × 169,811.40
  4. Step 4: Simplify right side
    590,560.20x = 150,425,781,519.42
  5. Step 5: Solve for x
    x = 150,425,781,519.42/590,560.20
  6. Step 6: Final answer
    x = 254,717.10

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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.