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Finding the Fourth Proportional to 541,684.23, 812,524.32 and 162,603.33

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Solution

The fourth proportional to 541,684.23, 812,524.32 and 162,603.33 is: 243,904.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,684.23 : 812,524.32 = 162,603.33 : x
  2. Step 2: Convert to fraction form
    541,684.23/812,524.32 = 162,603.33/x
  3. Step 3: Cross multiply
    541,684.23x = 812,524.32 × 162,603.33
  4. Step 4: Simplify right side
    541,684.23x = 132,119,160,137.99
  5. Step 5: Solve for x
    x = 132,119,160,137.99/541,684.23
  6. Step 6: Final answer
    x = 243,904.39

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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.