Home / 909,604.22-1,255,259.57-501,716.97

Finding the Fourth Proportional to 909,604.22, 1,255,259.57 and 501,716.97

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Solution

The fourth proportional to 909,604.22, 1,255,259.57 and 501,716.97 is: 692,372.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,604.22 : 1,255,259.57 = 501,716.97 : x
  2. Step 2: Convert to fraction form
    909,604.22/1,255,259.57 = 501,716.97/x
  3. Step 3: Cross multiply
    909,604.22x = 1,255,259.57 × 501,716.97
  4. Step 4: Simplify right side
    909,604.22x = 629,785,025,515.32
  5. Step 5: Solve for x
    x = 629,785,025,515.32/909,604.22
  6. Step 6: Final answer
    x = 692,372.59

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1.5x scale

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.