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Finding the Fourth Proportional to 17,457.70, 26,186.60 and 4,310.07

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Solution

The fourth proportional to 17,457.70, 26,186.60 and 4,310.07 is: 6,465.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,457.70 : 26,186.60 = 4,310.07 : x
  2. Step 2: Convert to fraction form
    17,457.70/26,186.60 = 4,310.07/x
  3. Step 3: Cross multiply
    17,457.70x = 26,186.60 × 4,310.07
  4. Step 4: Simplify right side
    17,457.70x = 112,866,155.30
  5. Step 5: Solve for x
    x = 112,866,155.30/17,457.70
  6. Step 6: Final answer
    x = 6,465.12

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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.