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Finding the Fourth Proportional to 360,833.69, 540,876.80 and 296,982.92

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Solution

The fourth proportional to 360,833.69, 540,876.80 and 296,982.92 is: 445,166.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,833.69 : 540,876.80 = 296,982.92 : x
  2. Step 2: Convert to fraction form
    360,833.69/540,876.80 = 296,982.92/x
  3. Step 3: Cross multiply
    360,833.69x = 540,876.80 × 296,982.92
  4. Step 4: Simplify right side
    360,833.69x = 160,631,167,234.96
  5. Step 5: Solve for x
    x = 160,631,167,234.96/360,833.69
  6. Step 6: Final answer
    x = 445,166.77

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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.