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Finding the Fourth Proportional to 462,205.80, 693,308.70 and 163,024.20

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Solution

The fourth proportional to 462,205.80, 693,308.70 and 163,024.20 is: 244,536.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,205.80 : 693,308.70 = 163,024.20 : x
  2. Step 2: Convert to fraction form
    462,205.80/693,308.70 = 163,024.20/x
  3. Step 3: Cross multiply
    462,205.80x = 693,308.70 × 163,024.20
  4. Step 4: Simplify right side
    462,205.80x = 113,026,096,170.54
  5. Step 5: Solve for x
    x = 113,026,096,170.54/462,205.80
  6. Step 6: Final answer
    x = 244,536.30

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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.