Home / 704,224.80-1,056,337.20-205,588.80

Finding the Fourth Proportional to 704,224.80, 1,056,337.20 and 205,588.80

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Solution

The fourth proportional to 704,224.80, 1,056,337.20 and 205,588.80 is: 308,383.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,224.80 : 1,056,337.20 = 205,588.80 : x
  2. Step 2: Convert to fraction form
    704,224.80/1,056,337.20 = 205,588.80/x
  3. Step 3: Cross multiply
    704,224.80x = 1,056,337.20 × 205,588.80
  4. Step 4: Simplify right side
    704,224.80x = 217,171,097,343.36
  5. Step 5: Solve for x
    x = 217,171,097,343.36/704,224.80
  6. Step 6: Final answer
    x = 308,383.20

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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.