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Finding the Fourth Proportional to 1,746.96, 2,618.28 and 925.44

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Solution

The fourth proportional to 1,746.96, 2,618.28 and 925.44 is: 1,387.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,746.96 : 2,618.28 = 925.44 : x
  2. Step 2: Convert to fraction form
    1,746.96/2,618.28 = 925.44/x
  3. Step 3: Cross multiply
    1,746.96x = 2,618.28 × 925.44
  4. Step 4: Simplify right side
    1,746.96x = 2,423,061.04
  5. Step 5: Solve for x
    x = 2,423,061.04/1,746.96
  6. Step 6: Final answer
    x = 1,387.02

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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.