Home / 962,221.50-1,443,652.89-322,588.47

Finding the Fourth Proportional to 962,221.50, 1,443,652.89 and 322,588.47

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Solution

The fourth proportional to 962,221.50, 1,443,652.89 and 322,588.47 is: 483,990.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,221.50 : 1,443,652.89 = 322,588.47 : x
  2. Step 2: Convert to fraction form
    962,221.50/1,443,652.89 = 322,588.47/x
  3. Step 3: Cross multiply
    962,221.50x = 1,443,652.89 × 322,588.47
  4. Step 4: Simplify right side
    962,221.50x = 465,705,776,996.18
  5. Step 5: Solve for x
    x = 465,705,776,996.18/962,221.50
  6. Step 6: Final answer
    x = 483,990.20

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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.