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Finding the Fourth Proportional to 439,607.83, 659,391.92 and 183,334.86

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Solution

The fourth proportional to 439,607.83, 659,391.92 and 183,334.86 is: 274,994.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,607.83 : 659,391.92 = 183,334.86 : x
  2. Step 2: Convert to fraction form
    439,607.83/659,391.92 = 183,334.86/x
  3. Step 3: Cross multiply
    439,607.83x = 659,391.92 × 183,334.86
  4. Step 4: Simplify right side
    439,607.83x = 120,889,521,124.70
  5. Step 5: Solve for x
    x = 120,889,521,124.70/439,607.83
  6. Step 6: Final answer
    x = 274,994.01

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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.