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Finding the Fourth Proportional to 7,054.53, 10,580.99 and 1,860.27

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Solution

The fourth proportional to 7,054.53, 10,580.99 and 1,860.27 is: 2,790.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,054.53 : 10,580.99 = 1,860.27 : x
  2. Step 2: Convert to fraction form
    7,054.53/10,580.99 = 1,860.27/x
  3. Step 3: Cross multiply
    7,054.53x = 10,580.99 × 1,860.27
  4. Step 4: Simplify right side
    7,054.53x = 19,683,488.97
  5. Step 5: Solve for x
    x = 19,683,488.97/7,054.53
  6. Step 6: Final answer
    x = 2,790.19

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1.5x scale

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.