Home / 436,692.06-654,816.51-199,831.77

Finding the Fourth Proportional to 436,692.06, 654,816.51 and 199,831.77

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Solution

The fourth proportional to 436,692.06, 654,816.51 and 199,831.77 is: 299,646.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,692.06 : 654,816.51 = 199,831.77 : x
  2. Step 2: Convert to fraction form
    436,692.06/654,816.51 = 199,831.77/x
  3. Step 3: Cross multiply
    436,692.06x = 654,816.51 × 199,831.77
  4. Step 4: Simplify right side
    436,692.06x = 130,853,142,218.52
  5. Step 5: Solve for x
    x = 130,853,142,218.52/436,692.06
  6. Step 6: Final answer
    x = 299,646.26

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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.