Home / 571,584.32-856,688.78-211,468.04

Finding the Fourth Proportional to 571,584.32, 856,688.78 and 211,468.04

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Solution

The fourth proportional to 571,584.32, 856,688.78 and 211,468.04 is: 316,947.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,584.32 : 856,688.78 = 211,468.04 : x
  2. Step 2: Convert to fraction form
    571,584.32/856,688.78 = 211,468.04/x
  3. Step 3: Cross multiply
    571,584.32x = 856,688.78 × 211,468.04
  4. Step 4: Simplify right side
    571,584.32x = 181,162,297,196.59
  5. Step 5: Solve for x
    x = 181,162,297,196.59/571,584.32
  6. Step 6: Final answer
    x = 316,947.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.