Home / 445,748.30-614,983.05-254,626.37

Finding the Fourth Proportional to 445,748.30, 614,983.05 and 254,626.37

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Solution

The fourth proportional to 445,748.30, 614,983.05 and 254,626.37 is: 351,298.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,748.30 : 614,983.05 = 254,626.37 : x
  2. Step 2: Convert to fraction form
    445,748.30/614,983.05 = 254,626.37/x
  3. Step 3: Cross multiply
    445,748.30x = 614,983.05 × 254,626.37
  4. Step 4: Simplify right side
    445,748.30x = 156,590,901,633.03
  5. Step 5: Solve for x
    x = 156,590,901,633.03/445,748.30
  6. Step 6: Final answer
    x = 351,298.93

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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.