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Finding the Fourth Proportional to 541,845.08, 812,709.30 and 162,726.20

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Solution

The fourth proportional to 541,845.08, 812,709.30 and 162,726.20 is: 244,071.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,845.08 : 812,709.30 = 162,726.20 : x
  2. Step 2: Convert to fraction form
    541,845.08/812,709.30 = 162,726.20/x
  3. Step 3: Cross multiply
    541,845.08x = 812,709.30 × 162,726.20
  4. Step 4: Simplify right side
    541,845.08x = 132,249,096,093.66
  5. Step 5: Solve for x
    x = 132,249,096,093.66/541,845.08
  6. Step 6: Final answer
    x = 244,071.79

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1.5x scale

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.