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Finding the Fourth Proportional to 1,710, 2,566.85 and 846.14

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Solution

The fourth proportional to 1,710, 2,566.85 and 846.14 is: 1,270.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,710 : 2,566.85 = 846.14 : x
  2. Step 2: Convert to fraction form
    1,710/2,566.85 = 846.14/x
  3. Step 3: Cross multiply
    1,710x = 2,566.85 × 846.14
  4. Step 4: Simplify right side
    1,710x = 2,171,897.39
  5. Step 5: Solve for x
    x = 2,171,897.39/1,710
  6. Step 6: Final answer
    x = 1,270.12

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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.