Home / 317,005.13-437,511.83-196,185.32

Finding the Fourth Proportional to 317,005.13, 437,511.83 and 196,185.32

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Solution

The fourth proportional to 317,005.13, 437,511.83 and 196,185.32 is: 270,763.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,005.13 : 437,511.83 = 196,185.32 : x
  2. Step 2: Convert to fraction form
    317,005.13/437,511.83 = 196,185.32/x
  3. Step 3: Cross multiply
    317,005.13x = 437,511.83 × 196,185.32
  4. Step 4: Simplify right side
    317,005.13x = 85,833,398,485.19
  5. Step 5: Solve for x
    x = 85,833,398,485.19/317,005.13
  6. Step 6: Final answer
    x = 270,763.44

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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.