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Finding the Fourth Proportional to 453,626.33, 626,004.29 and 246,896.21

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Solution

The fourth proportional to 453,626.33, 626,004.29 and 246,896.21 is: 340,716.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,626.33 : 626,004.29 = 246,896.21 : x
  2. Step 2: Convert to fraction form
    453,626.33/626,004.29 = 246,896.21/x
  3. Step 3: Cross multiply
    453,626.33x = 626,004.29 × 246,896.21
  4. Step 4: Simplify right side
    453,626.33x = 154,558,088,826.99
  5. Step 5: Solve for x
    x = 154,558,088,826.99/453,626.33
  6. Step 6: Final answer
    x = 340,716.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.