Home / 1,232,402.56-1,700,684.13-688,542.43

Finding the Fourth Proportional to 1,232,402.56, 1,700,684.13 and 688,542.43

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Solution

The fourth proportional to 1,232,402.56, 1,700,684.13 and 688,542.43 is: 950,171.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,402.56 : 1,700,684.13 = 688,542.43 : x
  2. Step 2: Convert to fraction form
    1,232,402.56/1,700,684.13 = 688,542.43/x
  3. Step 3: Cross multiply
    1,232,402.56x = 1,700,684.13 × 688,542.43
  4. Step 4: Simplify right side
    1,232,402.56x = 1,170,993,183,532.64
  5. Step 5: Solve for x
    x = 1,170,993,183,532.64/1,232,402.56
  6. Step 6: Final answer
    x = 950,171.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.