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Finding the Fourth Proportional to 1,384.74, 1,911.06 and 795.48

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Solution

The fourth proportional to 1,384.74, 1,911.06 and 795.48 is: 1,097.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384.74 : 1,911.06 = 795.48 : x
  2. Step 2: Convert to fraction form
    1,384.74/1,911.06 = 795.48/x
  3. Step 3: Cross multiply
    1,384.74x = 1,911.06 × 795.48
  4. Step 4: Simplify right side
    1,384.74x = 1,520,210.01
  5. Step 5: Solve for x
    x = 1,520,210.01/1,384.74
  6. Step 6: Final answer
    x = 1,097.83

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.