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Finding the Fourth Proportional to 2,177.55, 3,044.93 and 2,177.55

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Solution

The fourth proportional to 2,177.55, 3,044.93 and 2,177.55 is: 3,044.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177.55 : 3,044.93 = 2,177.55 : x
  2. Step 2: Convert to fraction form
    2,177.55/3,044.93 = 2,177.55/x
  3. Step 3: Cross multiply
    2,177.55x = 3,044.93 × 2,177.55
  4. Step 4: Simplify right side
    2,177.55x = 6,630,476.43
  5. Step 5: Solve for x
    x = 6,630,476.43/2,177.55
  6. Step 6: Final answer
    x = 3,044.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.