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Finding the Fourth Proportional to 492,925.88, 739,388.88 and 118,948.88

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Solution

The fourth proportional to 492,925.88, 739,388.88 and 118,948.88 is: 178,423.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,925.88 : 739,388.88 = 118,948.88 : x
  2. Step 2: Convert to fraction form
    492,925.88/739,388.88 = 118,948.88/x
  3. Step 3: Cross multiply
    492,925.88x = 739,388.88 × 118,948.88
  4. Step 4: Simplify right side
    492,925.88x = 87,949,475,463.51
  5. Step 5: Solve for x
    x = 87,949,475,463.51/492,925.88
  6. Step 6: Final answer
    x = 178,423.33

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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.