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Finding the Fourth Proportional to 590,324.90, 885,550.63 and 163,862.54

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Solution

The fourth proportional to 590,324.90, 885,550.63 and 163,862.54 is: 245,811.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,324.90 : 885,550.63 = 163,862.54 : x
  2. Step 2: Convert to fraction form
    590,324.90/885,550.63 = 163,862.54/x
  3. Step 3: Cross multiply
    590,324.90x = 885,550.63 × 163,862.54
  4. Step 4: Simplify right side
    590,324.90x = 145,108,575,530.40
  5. Step 5: Solve for x
    x = 145,108,575,530.40/590,324.90
  6. Step 6: Final answer
    x = 245,811.38

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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.