Home / 691,925.04-1,037,881.37-218,610.38

Finding the Fourth Proportional to 691,925.04, 1,037,881.37 and 218,610.38

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Solution

The fourth proportional to 691,925.04, 1,037,881.37 and 218,610.38 is: 327,913.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,925.04 : 1,037,881.37 = 218,610.38 : x
  2. Step 2: Convert to fraction form
    691,925.04/1,037,881.37 = 218,610.38/x
  3. Step 3: Cross multiply
    691,925.04x = 1,037,881.37 × 218,610.38
  4. Step 4: Simplify right side
    691,925.04x = 226,891,634,408.16
  5. Step 5: Solve for x
    x = 226,891,634,408.16/691,925.04
  6. Step 6: Final answer
    x = 327,913.61

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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.