Home / 854,843.00-1,179,567.81-487,367.54

Finding the Fourth Proportional to 854,843.00, 1,179,567.81 and 487,367.54

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Solution

The fourth proportional to 854,843.00, 1,179,567.81 and 487,367.54 is: 672,501.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,843.00 : 1,179,567.81 = 487,367.54 : x
  2. Step 2: Convert to fraction form
    854,843.00/1,179,567.81 = 487,367.54/x
  3. Step 3: Cross multiply
    854,843.00x = 1,179,567.81 × 487,367.54
  4. Step 4: Simplify right side
    854,843.00x = 574,883,055,925.05
  5. Step 5: Solve for x
    x = 574,883,055,925.05/854,843.00
  6. Step 6: Final answer
    x = 672,501.34

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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.