Home / 854,087.52-1,177,877.16-708,662.88

Finding the Fourth Proportional to 854,087.52, 1,177,877.16 and 708,662.88

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Solution

The fourth proportional to 854,087.52, 1,177,877.16 and 708,662.88 is: 977,321.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,087.52 : 1,177,877.16 = 708,662.88 : x
  2. Step 2: Convert to fraction form
    854,087.52/1,177,877.16 = 708,662.88/x
  3. Step 3: Cross multiply
    854,087.52x = 1,177,877.16 × 708,662.88
  4. Step 4: Simplify right side
    854,087.52x = 834,717,820,491.82
  5. Step 5: Solve for x
    x = 834,717,820,491.82/854,087.52
  6. Step 6: Final answer
    x = 977,321.18

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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.