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Finding the Fourth Proportional to 395,600.42, 545,917.26 and 232,254.26

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Solution

The fourth proportional to 395,600.42, 545,917.26 and 232,254.26 is: 320,504.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,600.42 : 545,917.26 = 232,254.26 : x
  2. Step 2: Convert to fraction form
    395,600.42/545,917.26 = 232,254.26/x
  3. Step 3: Cross multiply
    395,600.42x = 545,917.26 × 232,254.26
  4. Step 4: Simplify right side
    395,600.42x = 126,791,609,242.53
  5. Step 5: Solve for x
    x = 126,791,609,242.53/395,600.42
  6. Step 6: Final answer
    x = 320,504.23

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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.