Home / 1,005,872.82-1,388,140.99-576,236.00

Finding the Fourth Proportional to 1,005,872.82, 1,388,140.99 and 576,236.00

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Solution

The fourth proportional to 1,005,872.82, 1,388,140.99 and 576,236.00 is: 795,226.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,872.82 : 1,388,140.99 = 576,236.00 : x
  2. Step 2: Convert to fraction form
    1,005,872.82/1,388,140.99 = 576,236.00/x
  3. Step 3: Cross multiply
    1,005,872.82x = 1,388,140.99 × 576,236.00
  4. Step 4: Simplify right side
    1,005,872.82x = 799,896,808,337.87
  5. Step 5: Solve for x
    x = 799,896,808,337.87/1,005,872.82
  6. Step 6: Final answer
    x = 795,226.58

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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.