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Finding the Third Proportional to 854.02 and 1,316.95

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Solution

The third proportional to 854.02 and 1,316.95 is: 2,030.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    854.02 : 1,316.95 = 1,316.95 : x
  2. Step 2: Convert to fraction form
    854.02/1,316.95 = 1,316.95/x
  3. Step 3: Cross multiply
    854.02x = 1,316.95 × 1,316.95
  4. Step 4: Simplify right side
    854.02x = 1,734,365.53
  5. Step 5: Solve for x
    x = 1,734,365.53/854.02
  6. Step 6: Final answer
    x = 2,030.84

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.