Home / 699,853.56-965,955.45-457,996.02

Finding the Fourth Proportional to 699,853.56, 965,955.45 and 457,996.02

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Solution

The fourth proportional to 699,853.56, 965,955.45 and 457,996.02 is: 632,137.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,853.56 : 965,955.45 = 457,996.02 : x
  2. Step 2: Convert to fraction form
    699,853.56/965,955.45 = 457,996.02/x
  3. Step 3: Cross multiply
    699,853.56x = 965,955.45 × 457,996.02
  4. Step 4: Simplify right side
    699,853.56x = 442,403,751,597.31
  5. Step 5: Solve for x
    x = 442,403,751,597.31/699,853.56
  6. Step 6: Final answer
    x = 632,137.60

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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.