Home / 916,465.92-1,374,721.92-251,616

Finding the Fourth Proportional to 916,465.92, 1,374,721.92 and 251,616

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Solution

The fourth proportional to 916,465.92, 1,374,721.92 and 251,616 is: 377,430.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,465.92 : 1,374,721.92 = 251,616 : x
  2. Step 2: Convert to fraction form
    916,465.92/1,374,721.92 = 251,616/x
  3. Step 3: Cross multiply
    916,465.92x = 1,374,721.92 × 251,616
  4. Step 4: Simplify right side
    916,465.92x = 345,902,030,622.72
  5. Step 5: Solve for x
    x = 345,902,030,622.72/916,465.92
  6. Step 6: Final answer
    x = 377,430.33

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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.