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Finding the Fourth Proportional to 219,701.60, 329,552.40 and 167,213.60

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Solution

The fourth proportional to 219,701.60, 329,552.40 and 167,213.60 is: 250,820.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,701.60 : 329,552.40 = 167,213.60 : x
  2. Step 2: Convert to fraction form
    219,701.60/329,552.40 = 167,213.60/x
  3. Step 3: Cross multiply
    219,701.60x = 329,552.40 × 167,213.60
  4. Step 4: Simplify right side
    219,701.60x = 55,105,643,192.64
  5. Step 5: Solve for x
    x = 55,105,643,192.64/219,701.60
  6. Step 6: Final answer
    x = 250,820.40

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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.