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Finding the Fourth Proportional to 1,752.66, 2,404.16 and 1,716.20

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Solution

The fourth proportional to 1,752.66, 2,404.16 and 1,716.20 is: 2,354.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752.66 : 2,404.16 = 1,716.20 : x
  2. Step 2: Convert to fraction form
    1,752.66/2,404.16 = 1,716.20/x
  3. Step 3: Cross multiply
    1,752.66x = 2,404.16 × 1,716.20
  4. Step 4: Simplify right side
    1,752.66x = 4,126,019.39
  5. Step 5: Solve for x
    x = 4,126,019.39/1,752.66
  6. Step 6: Final answer
    x = 2,354.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.