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Finding the Fourth Proportional to 3,088.62, 4,633.38 and 897.06

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Solution

The fourth proportional to 3,088.62, 4,633.38 and 897.06 is: 1,345.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,088.62 : 4,633.38 = 897.06 : x
  2. Step 2: Convert to fraction form
    3,088.62/4,633.38 = 897.06/x
  3. Step 3: Cross multiply
    3,088.62x = 4,633.38 × 897.06
  4. Step 4: Simplify right side
    3,088.62x = 4,156,419.86
  5. Step 5: Solve for x
    x = 4,156,419.86/3,088.62
  6. Step 6: Final answer
    x = 1,345.72

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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.