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Finding the Fourth Proportional to 293,110.18, 404,415.11 and 168,900.59

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Solution

The fourth proportional to 293,110.18, 404,415.11 and 168,900.59 is: 233,038.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,110.18 : 404,415.11 = 168,900.59 : x
  2. Step 2: Convert to fraction form
    293,110.18/404,415.11 = 168,900.59/x
  3. Step 3: Cross multiply
    293,110.18x = 404,415.11 × 168,900.59
  4. Step 4: Simplify right side
    293,110.18x = 68,305,952,117.20
  5. Step 5: Solve for x
    x = 68,305,952,117.20/293,110.18
  6. Step 6: Final answer
    x = 233,038.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.