Home / 300,741.03-415,036.35-171,714.42

Finding the Fourth Proportional to 300,741.03, 415,036.35 and 171,714.42

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Solution

The fourth proportional to 300,741.03, 415,036.35 and 171,714.42 is: 236,973.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,741.03 : 415,036.35 = 171,714.42 : x
  2. Step 2: Convert to fraction form
    300,741.03/415,036.35 = 171,714.42/x
  3. Step 3: Cross multiply
    300,741.03x = 415,036.35 × 171,714.42
  4. Step 4: Simplify right side
    300,741.03x = 71,267,726,119.17
  5. Step 5: Solve for x
    x = 71,267,726,119.17/300,741.03
  6. Step 6: Final answer
    x = 236,973.74

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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.