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Finding the Fourth Proportional to 589,478.64, 884,324.88 and 337,043.76

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Solution

The fourth proportional to 589,478.64, 884,324.88 and 337,043.76 is: 505,626.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,478.64 : 884,324.88 = 337,043.76 : x
  2. Step 2: Convert to fraction form
    589,478.64/884,324.88 = 337,043.76/x
  3. Step 3: Cross multiply
    589,478.64x = 884,324.88 × 337,043.76
  4. Step 4: Simplify right side
    589,478.64x = 298,056,182,616.75
  5. Step 5: Solve for x
    x = 298,056,182,616.75/589,478.64
  6. Step 6: Final answer
    x = 505,626.77

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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.