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Finding the Fourth Proportional to 1,701.84, 2,552.66 and 547.50

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Solution

The fourth proportional to 1,701.84, 2,552.66 and 547.50 is: 821.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,701.84 : 2,552.66 = 547.50 : x
  2. Step 2: Convert to fraction form
    1,701.84/2,552.66 = 547.50/x
  3. Step 3: Cross multiply
    1,701.84x = 2,552.66 × 547.50
  4. Step 4: Simplify right side
    1,701.84x = 1,397,581.35
  5. Step 5: Solve for x
    x = 1,397,581.35/1,701.84
  6. Step 6: Final answer
    x = 821.22

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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.