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Finding the Fourth Proportional to 541,911.99, 747,828.76 and 300,193.82

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Solution

The fourth proportional to 541,911.99, 747,828.76 and 300,193.82 is: 414,262.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,911.99 : 747,828.76 = 300,193.82 : x
  2. Step 2: Convert to fraction form
    541,911.99/747,828.76 = 300,193.82/x
  3. Step 3: Cross multiply
    541,911.99x = 747,828.76 × 300,193.82
  4. Step 4: Simplify right side
    541,911.99x = 224,493,567,680.64
  5. Step 5: Solve for x
    x = 224,493,567,680.64/541,911.99
  6. Step 6: Final answer
    x = 414,262.04

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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.