Home / 624,967.21-935,849.58-432,575.11

Finding the Fourth Proportional to 624,967.21, 935,849.58 and 432,575.11

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Solution

The fourth proportional to 624,967.21, 935,849.58 and 432,575.11 is: 647,754.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,967.21 : 935,849.58 = 432,575.11 : x
  2. Step 2: Convert to fraction form
    624,967.21/935,849.58 = 432,575.11/x
  3. Step 3: Cross multiply
    624,967.21x = 935,849.58 × 432,575.11
  4. Step 4: Simplify right side
    624,967.21x = 404,825,235,011.95
  5. Step 5: Solve for x
    x = 404,825,235,011.95/624,967.21
  6. Step 6: Final answer
    x = 647,754.36

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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.