Home / 317,284.10-437,850.84-196,401.32

Finding the Fourth Proportional to 317,284.10, 437,850.84 and 196,401.32

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Solution

The fourth proportional to 317,284.10, 437,850.84 and 196,401.32 is: 271,033.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,284.10 : 437,850.84 = 196,401.32 : x
  2. Step 2: Convert to fraction form
    317,284.10/437,850.84 = 196,401.32/x
  3. Step 3: Cross multiply
    317,284.10x = 437,850.84 × 196,401.32
  4. Step 4: Simplify right side
    317,284.10x = 85,994,482,939.11
  5. Step 5: Solve for x
    x = 85,994,482,939.11/317,284.10
  6. Step 6: Final answer
    x = 271,033.07

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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.