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Finding the Fourth Proportional to 348,118.64, 522,185.25 and 111,460.67

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Solution

The fourth proportional to 348,118.64, 522,185.25 and 111,460.67 is: 167,193.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,118.64 : 522,185.25 = 111,460.67 : x
  2. Step 2: Convert to fraction form
    348,118.64/522,185.25 = 111,460.67/x
  3. Step 3: Cross multiply
    348,118.64x = 522,185.25 × 111,460.67
  4. Step 4: Simplify right side
    348,118.64x = 58,203,117,829.12
  5. Step 5: Solve for x
    x = 58,203,117,829.12/348,118.64
  6. Step 6: Final answer
    x = 167,193.34

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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.