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Finding the Fourth Proportional to 2,934.01, 4,385.12 and 2,700.49

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Solution

The fourth proportional to 2,934.01, 4,385.12 and 2,700.49 is: 4,036.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,934.01 : 4,385.12 = 2,700.49 : x
  2. Step 2: Convert to fraction form
    2,934.01/4,385.12 = 2,700.49/x
  3. Step 3: Cross multiply
    2,934.01x = 4,385.12 × 2,700.49
  4. Step 4: Simplify right side
    2,934.01x = 11,841,972.71
  5. Step 5: Solve for x
    x = 11,841,972.71/2,934.01
  6. Step 6: Final answer
    x = 4,036.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.