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Finding the Fourth Proportional to 541,365.73, 812,160.66 and 162,271.15

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Solution

The fourth proportional to 541,365.73, 812,160.66 and 162,271.15 is: 243,440.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,365.73 : 812,160.66 = 162,271.15 : x
  2. Step 2: Convert to fraction form
    541,365.73/812,160.66 = 162,271.15/x
  3. Step 3: Cross multiply
    541,365.73x = 812,160.66 × 162,271.15
  4. Step 4: Simplify right side
    541,365.73x = 131,790,244,282.96
  5. Step 5: Solve for x
    x = 131,790,244,282.96/541,365.73
  6. Step 6: Final answer
    x = 243,440.32

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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.