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Finding the Fourth Proportional to 299,003.57, 448,581.12 and 99,325.00

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Solution

The fourth proportional to 299,003.57, 448,581.12 and 99,325.00 is: 149,012.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,003.57 : 448,581.12 = 99,325.00 : x
  2. Step 2: Convert to fraction form
    299,003.57/448,581.12 = 99,325.00/x
  3. Step 3: Cross multiply
    299,003.57x = 448,581.12 × 99,325.00
  4. Step 4: Simplify right side
    299,003.57x = 44,555,317,004.47
  5. Step 5: Solve for x
    x = 44,555,317,004.47/299,003.57
  6. Step 6: Final answer
    x = 149,012.66

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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.