Home / 906,165.23-1,250,512.53-498,293.37

Finding the Fourth Proportional to 906,165.23, 1,250,512.53 and 498,293.37

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Solution

The fourth proportional to 906,165.23, 1,250,512.53 and 498,293.37 is: 687,647.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,165.23 : 1,250,512.53 = 498,293.37 : x
  2. Step 2: Convert to fraction form
    906,165.23/1,250,512.53 = 498,293.37/x
  3. Step 3: Cross multiply
    906,165.23x = 1,250,512.53 × 498,293.37
  4. Step 4: Simplify right side
    906,165.23x = 623,122,100,932.33
  5. Step 5: Solve for x
    x = 623,122,100,932.33/906,165.23
  6. Step 6: Final answer
    x = 687,647.33

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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.