Home / 632,617.35-947,876.22-445,235.19

Finding the Fourth Proportional to 632,617.35, 947,876.22 and 445,235.19

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Solution

The fourth proportional to 632,617.35, 947,876.22 and 445,235.19 is: 667,113.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,617.35 : 947,876.22 = 445,235.19 : x
  2. Step 2: Convert to fraction form
    632,617.35/947,876.22 = 445,235.19/x
  3. Step 3: Cross multiply
    632,617.35x = 947,876.22 × 445,235.19
  4. Step 4: Simplify right side
    632,617.35x = 422,027,848,908.18
  5. Step 5: Solve for x
    x = 422,027,848,908.18/632,617.35
  6. Step 6: Final answer
    x = 667,113.93

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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.