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Finding the Fourth Proportional to 194,408.32, 291,612.48 and 46,664.32

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Solution

The fourth proportional to 194,408.32, 291,612.48 and 46,664.32 is: 69,996.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,408.32 : 291,612.48 = 46,664.32 : x
  2. Step 2: Convert to fraction form
    194,408.32/291,612.48 = 46,664.32/x
  3. Step 3: Cross multiply
    194,408.32x = 291,612.48 × 46,664.32
  4. Step 4: Simplify right side
    194,408.32x = 13,607,896,391.33
  5. Step 5: Solve for x
    x = 13,607,896,391.33/194,408.32
  6. Step 6: Final answer
    x = 69,996.47

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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.