Home / 791,403.24-1,092,112.74-451,805.16

Finding the Fourth Proportional to 791,403.24, 1,092,112.74 and 451,805.16

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Solution

The fourth proportional to 791,403.24, 1,092,112.74 and 451,805.16 is: 623,477.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,403.24 : 1,092,112.74 = 451,805.16 : x
  2. Step 2: Convert to fraction form
    791,403.24/1,092,112.74 = 451,805.16/x
  3. Step 3: Cross multiply
    791,403.24x = 1,092,112.74 × 451,805.16
  4. Step 4: Simplify right side
    791,403.24x = 493,422,171,233.74
  5. Step 5: Solve for x
    x = 493,422,171,233.74/791,403.24
  6. Step 6: Final answer
    x = 623,477.57

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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.