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Finding the Fourth Proportional to 833,080.45, 1,149,649.03 and 451,107.22

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Solution

The fourth proportional to 833,080.45, 1,149,649.03 and 451,107.22 is: 622,526.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,080.45 : 1,149,649.03 = 451,107.22 : x
  2. Step 2: Convert to fraction form
    833,080.45/1,149,649.03 = 451,107.22/x
  3. Step 3: Cross multiply
    833,080.45x = 1,149,649.03 × 451,107.22
  4. Step 4: Simplify right side
    833,080.45x = 518,614,977,899.00
  5. Step 5: Solve for x
    x = 518,614,977,899.00/833,080.45
  6. Step 6: Final answer
    x = 622,526.89

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1.5x scale

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.