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Finding the Fourth Proportional to 301,001.56, 415,390.08 and 170,168.80

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Solution

The fourth proportional to 301,001.56, 415,390.08 and 170,168.80 is: 234,837.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,001.56 : 415,390.08 = 170,168.80 : x
  2. Step 2: Convert to fraction form
    301,001.56/415,390.08 = 170,168.80/x
  3. Step 3: Cross multiply
    301,001.56x = 415,390.08 × 170,168.80
  4. Step 4: Simplify right side
    301,001.56x = 70,686,431,445.50
  5. Step 5: Solve for x
    x = 70,686,431,445.50/301,001.56
  6. Step 6: Final answer
    x = 234,837.43

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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.