Home / 692,643.15-1,037,087.96-359,519.31

Finding the Fourth Proportional to 692,643.15, 1,037,087.96 and 359,519.31

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Solution

The fourth proportional to 692,643.15, 1,037,087.96 and 359,519.31 is: 538,304.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,643.15 : 1,037,087.96 = 359,519.31 : x
  2. Step 2: Convert to fraction form
    692,643.15/1,037,087.96 = 359,519.31/x
  3. Step 3: Cross multiply
    692,643.15x = 1,037,087.96 × 359,519.31
  4. Step 4: Simplify right side
    692,643.15x = 372,853,145,990.91
  5. Step 5: Solve for x
    x = 372,853,145,990.91/692,643.15
  6. Step 6: Final answer
    x = 538,304.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.