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Finding the Fourth Proportional to 617,969.70, 926,954.55 and 197,288.10

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Solution

The fourth proportional to 617,969.70, 926,954.55 and 197,288.10 is: 295,932.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,969.70 : 926,954.55 = 197,288.10 : x
  2. Step 2: Convert to fraction form
    617,969.70/926,954.55 = 197,288.10/x
  3. Step 3: Cross multiply
    617,969.70x = 926,954.55 × 197,288.10
  4. Step 4: Simplify right side
    617,969.70x = 182,877,101,955.86
  5. Step 5: Solve for x
    x = 182,877,101,955.86/617,969.70
  6. Step 6: Final answer
    x = 295,932.15

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Similar ratio
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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.