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Finding the Fourth Proportional to 590,541.42, 885,998.52 and 449,064.30

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Solution

The fourth proportional to 590,541.42, 885,998.52 and 449,064.30 is: 673,738.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,541.42 : 885,998.52 = 449,064.30 : x
  2. Step 2: Convert to fraction form
    590,541.42/885,998.52 = 449,064.30/x
  3. Step 3: Cross multiply
    590,541.42x = 885,998.52 × 449,064.30
  4. Step 4: Simplify right side
    590,541.42x = 397,870,305,184.84
  5. Step 5: Solve for x
    x = 397,870,305,184.84/590,541.42
  6. Step 6: Final answer
    x = 673,738.19

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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.