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Finding the Fourth Proportional to 618,773.39, 928,160.82 and 169,498.13

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Solution

The fourth proportional to 618,773.39, 928,160.82 and 169,498.13 is: 254,247.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,773.39 : 928,160.82 = 169,498.13 : x
  2. Step 2: Convert to fraction form
    618,773.39/928,160.82 = 169,498.13/x
  3. Step 3: Cross multiply
    618,773.39x = 928,160.82 × 169,498.13
  4. Step 4: Simplify right side
    618,773.39x = 157,321,525,649.67
  5. Step 5: Solve for x
    x = 157,321,525,649.67/618,773.39
  6. Step 6: Final answer
    x = 254,247.40

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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.