Home / 829,517.74-1,243,009.06-558,644.30

Finding the Fourth Proportional to 829,517.74, 1,243,009.06 and 558,644.30

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Solution

The fourth proportional to 829,517.74, 1,243,009.06 and 558,644.30 is: 837,112.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,517.74 : 1,243,009.06 = 558,644.30 : x
  2. Step 2: Convert to fraction form
    829,517.74/1,243,009.06 = 558,644.30/x
  3. Step 3: Cross multiply
    829,517.74x = 1,243,009.06 × 558,644.30
  4. Step 4: Simplify right side
    829,517.74x = 694,399,926,217.36
  5. Step 5: Solve for x
    x = 694,399,926,217.36/829,517.74
  6. Step 6: Final answer
    x = 837,112.81

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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.