Home / 829,806.80-1,244,710.20-544,725.20

Finding the Fourth Proportional to 829,806.80, 1,244,710.20 and 544,725.20

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Solution

The fourth proportional to 829,806.80, 1,244,710.20 and 544,725.20 is: 817,087.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,806.80 : 1,244,710.20 = 544,725.20 : x
  2. Step 2: Convert to fraction form
    829,806.80/1,244,710.20 = 544,725.20/x
  3. Step 3: Cross multiply
    829,806.80x = 1,244,710.20 × 544,725.20
  4. Step 4: Simplify right side
    829,806.80x = 678,025,012,637.04
  5. Step 5: Solve for x
    x = 678,025,012,637.04/829,806.80
  6. Step 6: Final answer
    x = 817,087.80

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Double scale
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Similar ratio
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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.