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Finding the Fourth Proportional to 254,030.88, 350,403.84 and 163,504.80

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Solution

The fourth proportional to 254,030.88, 350,403.84 and 163,504.80 is: 225,534.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,030.88 : 350,403.84 = 163,504.80 : x
  2. Step 2: Convert to fraction form
    254,030.88/350,403.84 = 163,504.80/x
  3. Step 3: Cross multiply
    254,030.88x = 350,403.84 × 163,504.80
  4. Step 4: Simplify right side
    254,030.88x = 57,292,709,778.43
  5. Step 5: Solve for x
    x = 57,292,709,778.43/254,030.88
  6. Step 6: Final answer
    x = 225,534.43

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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.