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Finding the Fourth Proportional to 583,255.80, 874,854.45 and 228,334.86

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Solution

The fourth proportional to 583,255.80, 874,854.45 and 228,334.86 is: 342,490.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,255.80 : 874,854.45 = 228,334.86 : x
  2. Step 2: Convert to fraction form
    583,255.80/874,854.45 = 228,334.86/x
  3. Step 3: Cross multiply
    583,255.80x = 874,854.45 × 228,334.86
  4. Step 4: Simplify right side
    583,255.80x = 199,759,768,361.13
  5. Step 5: Solve for x
    x = 199,759,768,361.13/583,255.80
  6. Step 6: Final answer
    x = 342,490.84

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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.