Home / 827,859.51-1,142,540.85-460,373.31

Finding the Fourth Proportional to 827,859.51, 1,142,540.85 and 460,373.31

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Solution

The fourth proportional to 827,859.51, 1,142,540.85 and 460,373.31 is: 635,367.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,859.51 : 1,142,540.85 = 460,373.31 : x
  2. Step 2: Convert to fraction form
    827,859.51/1,142,540.85 = 460,373.31/x
  3. Step 3: Cross multiply
    827,859.51x = 1,142,540.85 × 460,373.31
  4. Step 4: Simplify right side
    827,859.51x = 525,995,312,924.71
  5. Step 5: Solve for x
    x = 525,995,312,924.71/827,859.51
  6. Step 6: Final answer
    x = 635,367.85

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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.