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Finding the Fourth Proportional to 590,457.87, 885,680.96 and 270,519.01

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Solution

The fourth proportional to 590,457.87, 885,680.96 and 270,519.01 is: 405,775.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,457.87 : 885,680.96 = 270,519.01 : x
  2. Step 2: Convert to fraction form
    590,457.87/885,680.96 = 270,519.01/x
  3. Step 3: Cross multiply
    590,457.87x = 885,680.96 × 270,519.01
  4. Step 4: Simplify right side
    590,457.87x = 239,593,532,908.25
  5. Step 5: Solve for x
    x = 239,593,532,908.25/590,457.87
  6. Step 6: Final answer
    x = 405,775.83

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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.