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Finding the Fourth Proportional to 1,734.89, 2,599.93 and 953.95

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Solution

The fourth proportional to 1,734.89, 2,599.93 and 953.95 is: 1,429.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,734.89 : 2,599.93 = 953.95 : x
  2. Step 2: Convert to fraction form
    1,734.89/2,599.93 = 953.95/x
  3. Step 3: Cross multiply
    1,734.89x = 2,599.93 × 953.95
  4. Step 4: Simplify right side
    1,734.89x = 2,480,203.22
  5. Step 5: Solve for x
    x = 2,480,203.22/1,734.89
  6. Step 6: Final answer
    x = 1,429.60

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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.