Home / 346,083.66-477,538.20-231,177.96

Finding the Fourth Proportional to 346,083.66, 477,538.20 and 231,177.96

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Solution

The fourth proportional to 346,083.66, 477,538.20 and 231,177.96 is: 318,987.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,083.66 : 477,538.20 = 231,177.96 : x
  2. Step 2: Convert to fraction form
    346,083.66/477,538.20 = 231,177.96/x
  3. Step 3: Cross multiply
    346,083.66x = 477,538.20 × 231,177.96
  4. Step 4: Simplify right side
    346,083.66x = 110,396,306,898.07
  5. Step 5: Solve for x
    x = 110,396,306,898.07/346,083.66
  6. Step 6: Final answer
    x = 318,987.34

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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.