Home / 882,844.80-1,324,958.40-409,588.80

Finding the Fourth Proportional to 882,844.80, 1,324,958.40 and 409,588.80

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Solution

The fourth proportional to 882,844.80, 1,324,958.40 and 409,588.80 is: 614,703.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,844.80 : 1,324,958.40 = 409,588.80 : x
  2. Step 2: Convert to fraction form
    882,844.80/1,324,958.40 = 409,588.80/x
  3. Step 3: Cross multiply
    882,844.80x = 1,324,958.40 × 409,588.80
  4. Step 4: Simplify right side
    882,844.80x = 542,688,121,105.92
  5. Step 5: Solve for x
    x = 542,688,121,105.92/882,844.80
  6. Step 6: Final answer
    x = 614,703.88

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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.