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Finding the Fourth Proportional to 547,316.16, 755,088.48 and 332,375.04

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Solution

The fourth proportional to 547,316.16, 755,088.48 and 332,375.04 is: 458,551.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,316.16 : 755,088.48 = 332,375.04 : x
  2. Step 2: Convert to fraction form
    547,316.16/755,088.48 = 332,375.04/x
  3. Step 3: Cross multiply
    547,316.16x = 755,088.48 × 332,375.04
  4. Step 4: Simplify right side
    547,316.16x = 250,972,563,743.54
  5. Step 5: Solve for x
    x = 250,972,563,743.54/547,316.16
  6. Step 6: Final answer
    x = 458,551.35

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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.