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Finding the Fourth Proportional to 583,512.48, 874,627.20 and 228,460.32

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Solution

The fourth proportional to 583,512.48, 874,627.20 and 228,460.32 is: 342,439.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,512.48 : 874,627.20 = 228,460.32 : x
  2. Step 2: Convert to fraction form
    583,512.48/874,627.20 = 228,460.32/x
  3. Step 3: Cross multiply
    583,512.48x = 874,627.20 × 228,460.32
  4. Step 4: Simplify right side
    583,512.48x = 199,817,609,992.70
  5. Step 5: Solve for x
    x = 199,817,609,992.70/583,512.48
  6. Step 6: Final answer
    x = 342,439.31

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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.