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Finding the Fourth Proportional to 592,709.52, 889,156.56 and 193,257.60

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Solution

The fourth proportional to 592,709.52, 889,156.56 and 193,257.60 is: 289,916.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,709.52 : 889,156.56 = 193,257.60 : x
  2. Step 2: Convert to fraction form
    592,709.52/889,156.56 = 193,257.60/x
  3. Step 3: Cross multiply
    592,709.52x = 889,156.56 × 193,257.60
  4. Step 4: Simplify right side
    592,709.52x = 171,836,262,809.86
  5. Step 5: Solve for x
    x = 171,836,262,809.86/592,709.52
  6. Step 6: Final answer
    x = 289,916.49

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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.