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Finding the Fourth Proportional to 583,641.37, 875,855.85 and 228,611.08

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Solution

The fourth proportional to 583,641.37, 875,855.85 and 228,611.08 is: 343,070.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,641.37 : 875,855.85 = 228,611.08 : x
  2. Step 2: Convert to fraction form
    583,641.37/875,855.85 = 228,611.08/x
  3. Step 3: Cross multiply
    583,641.37x = 875,855.85 × 228,611.08
  4. Step 4: Simplify right side
    583,641.37x = 200,230,351,792.82
  5. Step 5: Solve for x
    x = 200,230,351,792.82/583,641.37
  6. Step 6: Final answer
    x = 343,070.87

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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.