Home / 611,819.44-844,075.04-451,056.72

Finding the Fourth Proportional to 611,819.44, 844,075.04 and 451,056.72

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Solution

The fourth proportional to 611,819.44, 844,075.04 and 451,056.72 is: 622,284.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,819.44 : 844,075.04 = 451,056.72 : x
  2. Step 2: Convert to fraction form
    611,819.44/844,075.04 = 451,056.72/x
  3. Step 3: Cross multiply
    611,819.44x = 844,075.04 × 451,056.72
  4. Step 4: Simplify right side
    611,819.44x = 380,725,718,976.27
  5. Step 5: Solve for x
    x = 380,725,718,976.27/611,819.44
  6. Step 6: Final answer
    x = 622,284.44

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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.