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Finding the Fourth Proportional to 590,347.46, 885,633.46 and 408,744.11

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Solution

The fourth proportional to 590,347.46, 885,633.46 and 408,744.11 is: 613,193.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,347.46 : 885,633.46 = 408,744.11 : x
  2. Step 2: Convert to fraction form
    590,347.46/885,633.46 = 408,744.11/x
  3. Step 3: Cross multiply
    590,347.46x = 885,633.46 × 408,744.11
  4. Step 4: Simplify right side
    590,347.46x = 361,997,461,586.14
  5. Step 5: Solve for x
    x = 361,997,461,586.14/590,347.46
  6. Step 6: Final answer
    x = 613,193.90

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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.