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Finding the Fourth Proportional to 1,701.93, 2,550.30 and 714.21

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Solution

The fourth proportional to 1,701.93, 2,550.30 and 714.21 is: 1,070.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,701.93 : 2,550.30 = 714.21 : x
  2. Step 2: Convert to fraction form
    1,701.93/2,550.30 = 714.21/x
  3. Step 3: Cross multiply
    1,701.93x = 2,550.30 × 714.21
  4. Step 4: Simplify right side
    1,701.93x = 1,821,447.08
  5. Step 5: Solve for x
    x = 1,821,447.08/1,701.93
  6. Step 6: Final answer
    x = 1,070.22

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1.5x scale

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.