Home / 926,230.77-1,389,151.76-261,227.25

Finding the Fourth Proportional to 926,230.77, 1,389,151.76 and 261,227.25

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Solution

The fourth proportional to 926,230.77, 1,389,151.76 and 261,227.25 is: 391,786.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,230.77 : 1,389,151.76 = 261,227.25 : x
  2. Step 2: Convert to fraction form
    926,230.77/1,389,151.76 = 261,227.25/x
  3. Step 3: Cross multiply
    926,230.77x = 1,389,151.76 × 261,227.25
  4. Step 4: Simplify right side
    926,230.77x = 362,884,292,791.32
  5. Step 5: Solve for x
    x = 362,884,292,791.32/926,230.77
  6. Step 6: Final answer
    x = 391,786.05

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1.5x scale

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.