Home / 791,400.52-1,092,188.13-447,268.25

Finding the Fourth Proportional to 791,400.52, 1,092,188.13 and 447,268.25

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Solution

The fourth proportional to 791,400.52, 1,092,188.13 and 447,268.25 is: 617,261.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,400.52 : 1,092,188.13 = 447,268.25 : x
  2. Step 2: Convert to fraction form
    791,400.52/1,092,188.13 = 447,268.25/x
  3. Step 3: Cross multiply
    791,400.52x = 1,092,188.13 × 447,268.25
  4. Step 4: Simplify right side
    791,400.52x = 488,501,076,306.34
  5. Step 5: Solve for x
    x = 488,501,076,306.34/791,400.52
  6. Step 6: Final answer
    x = 617,261.51

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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.