Home / 381,250.04-526,116.84-211,480.52

Finding the Fourth Proportional to 381,250.04, 526,116.84 and 211,480.52

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Solution

The fourth proportional to 381,250.04, 526,116.84 and 211,480.52 is: 291,838.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,250.04 : 526,116.84 = 211,480.52 : x
  2. Step 2: Convert to fraction form
    381,250.04/526,116.84 = 211,480.52/x
  3. Step 3: Cross multiply
    381,250.04x = 526,116.84 × 211,480.52
  4. Step 4: Simplify right side
    381,250.04x = 111,263,462,903.96
  5. Step 5: Solve for x
    x = 111,263,462,903.96/381,250.04
  6. Step 6: Final answer
    x = 291,838.56

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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.