Home / 851,166.92-1,174,618.43-469,207.37

Finding the Fourth Proportional to 851,166.92, 1,174,618.43 and 469,207.37

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Solution

The fourth proportional to 851,166.92, 1,174,618.43 and 469,207.37 is: 647,510.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,166.92 : 1,174,618.43 = 469,207.37 : x
  2. Step 2: Convert to fraction form
    851,166.92/1,174,618.43 = 469,207.37/x
  3. Step 3: Cross multiply
    851,166.92x = 1,174,618.43 × 469,207.37
  4. Step 4: Simplify right side
    851,166.92x = 551,139,626,643.87
  5. Step 5: Solve for x
    x = 551,139,626,643.87/851,166.92
  6. Step 6: Final answer
    x = 647,510.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.