Home / 317,277.53-437,841.82-196,394.75

Finding the Fourth Proportional to 317,277.53, 437,841.82 and 196,394.75

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Solution

The fourth proportional to 317,277.53, 437,841.82 and 196,394.75 is: 271,024.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,277.53 : 437,841.82 = 196,394.75 : x
  2. Step 2: Convert to fraction form
    317,277.53/437,841.82 = 196,394.75/x
  3. Step 3: Cross multiply
    317,277.53x = 437,841.82 × 196,394.75
  4. Step 4: Simplify right side
    317,277.53x = 85,989,834,778.45
  5. Step 5: Solve for x
    x = 85,989,834,778.45/317,277.53
  6. Step 6: Final answer
    x = 271,024.03

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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.