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Finding the Fourth Proportional to 541,980.92, 747,873.07 and 300,203.48

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Solution

The fourth proportional to 541,980.92, 747,873.07 and 300,203.48 is: 414,247.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,980.92 : 747,873.07 = 300,203.48 : x
  2. Step 2: Convert to fraction form
    541,980.92/747,873.07 = 300,203.48/x
  3. Step 3: Cross multiply
    541,980.92x = 747,873.07 × 300,203.48
  4. Step 4: Simplify right side
    541,980.92x = 224,514,099,331.46
  5. Step 5: Solve for x
    x = 224,514,099,331.46/541,980.92
  6. Step 6: Final answer
    x = 414,247.24

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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.