Home / 389,654.46-537,525.05-236,651.94

Finding the Fourth Proportional to 389,654.46, 537,525.05 and 236,651.94

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Solution

The fourth proportional to 389,654.46, 537,525.05 and 236,651.94 is: 326,459.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,654.46 : 537,525.05 = 236,651.94 : x
  2. Step 2: Convert to fraction form
    389,654.46/537,525.05 = 236,651.94/x
  3. Step 3: Cross multiply
    389,654.46x = 537,525.05 × 236,651.94
  4. Step 4: Simplify right side
    389,654.46x = 127,206,344,697.84
  5. Step 5: Solve for x
    x = 127,206,344,697.84/389,654.46
  6. Step 6: Final answer
    x = 326,459.36

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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.