Home / 451,788.30-623,462.04-258,193.83

Finding the Fourth Proportional to 451,788.30, 623,462.04 and 258,193.83

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Solution

The fourth proportional to 451,788.30, 623,462.04 and 258,193.83 is: 356,304.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,788.30 : 623,462.04 = 258,193.83 : x
  2. Step 2: Convert to fraction form
    451,788.30/623,462.04 = 258,193.83/x
  3. Step 3: Cross multiply
    451,788.30x = 623,462.04 × 258,193.83
  4. Step 4: Simplify right side
    451,788.30x = 160,974,051,967.21
  5. Step 5: Solve for x
    x = 160,974,051,967.21/451,788.30
  6. Step 6: Final answer
    x = 356,304.16

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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.