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Finding the Fourth Proportional to 439,605.83, 659,388.92 and 183,332.86

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Solution

The fourth proportional to 439,605.83, 659,388.92 and 183,332.86 is: 274,991.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,605.83 : 659,388.92 = 183,332.86 : x
  2. Step 2: Convert to fraction form
    439,605.83/659,388.92 = 183,332.86/x
  3. Step 3: Cross multiply
    439,605.83x = 659,388.92 × 183,332.86
  4. Step 4: Simplify right side
    439,605.83x = 120,887,652,342.30
  5. Step 5: Solve for x
    x = 120,887,652,342.30/439,605.83
  6. Step 6: Final answer
    x = 274,991.01

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1.5x scale

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.