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Finding the Fourth Proportional to 565,735.89, 848,630.42 and 186,689.76

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Solution

The fourth proportional to 565,735.89, 848,630.42 and 186,689.76 is: 280,043.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,735.89 : 848,630.42 = 186,689.76 : x
  2. Step 2: Convert to fraction form
    565,735.89/848,630.42 = 186,689.76/x
  3. Step 3: Cross multiply
    565,735.89x = 848,630.42 × 186,689.76
  4. Step 4: Simplify right side
    565,735.89x = 158,430,610,796.32
  5. Step 5: Solve for x
    x = 158,430,610,796.32/565,735.89
  6. Step 6: Final answer
    x = 280,043.41

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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.