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Finding the Fourth Proportional to 514,826.44, 772,451.68 and 226,489.94

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Solution

The fourth proportional to 514,826.44, 772,451.68 and 226,489.94 is: 339,828.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,826.44 : 772,451.68 = 226,489.94 : x
  2. Step 2: Convert to fraction form
    514,826.44/772,451.68 = 226,489.94/x
  3. Step 3: Cross multiply
    514,826.44x = 772,451.68 × 226,489.94
  4. Step 4: Simplify right side
    514,826.44x = 174,952,534,656.10
  5. Step 5: Solve for x
    x = 174,952,534,656.10/514,826.44
  6. Step 6: Final answer
    x = 339,828.18

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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.