Home / 342,047.04-471,974.40-194,873.28

Finding the Fourth Proportional to 342,047.04, 471,974.40 and 194,873.28

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Solution

The fourth proportional to 342,047.04, 471,974.40 and 194,873.28 is: 268,896.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,047.04 : 471,974.40 = 194,873.28 : x
  2. Step 2: Convert to fraction form
    342,047.04/471,974.40 = 194,873.28/x
  3. Step 3: Cross multiply
    342,047.04x = 471,974.40 × 194,873.28
  4. Step 4: Simplify right side
    342,047.04x = 91,975,199,404.03
  5. Step 5: Solve for x
    x = 91,975,199,404.03/342,047.04
  6. Step 6: Final answer
    x = 268,896.35

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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.