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Finding the Fourth Proportional to 1,300.52, 1,794.73 and 711.06

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Solution

The fourth proportional to 1,300.52, 1,794.73 and 711.06 is: 981.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300.52 : 1,794.73 = 711.06 : x
  2. Step 2: Convert to fraction form
    1,300.52/1,794.73 = 711.06/x
  3. Step 3: Cross multiply
    1,300.52x = 1,794.73 × 711.06
  4. Step 4: Simplify right side
    1,300.52x = 1,276,160.71
  5. Step 5: Solve for x
    x = 1,276,160.71/1,300.52
  6. Step 6: Final answer
    x = 981.27

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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.