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Finding the Fourth Proportional to 547,810.32, 755,543.24 and 332,946.32

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Solution

The fourth proportional to 547,810.32, 755,543.24 and 332,946.32 is: 459,201.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,810.32 : 755,543.24 = 332,946.32 : x
  2. Step 2: Convert to fraction form
    547,810.32/755,543.24 = 332,946.32/x
  3. Step 3: Cross multiply
    547,810.32x = 755,543.24 × 332,946.32
  4. Step 4: Simplify right side
    547,810.32x = 251,555,341,358.88
  5. Step 5: Solve for x
    x = 251,555,341,358.88/547,810.32
  6. Step 6: Final answer
    x = 459,201.54

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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.