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Finding the Fourth Proportional to 293,402.02, 440,250.63 and 218,672.23

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Solution

The fourth proportional to 293,402.02, 440,250.63 and 218,672.23 is: 328,118.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,402.02 : 440,250.63 = 218,672.23 : x
  2. Step 2: Convert to fraction form
    293,402.02/440,250.63 = 218,672.23/x
  3. Step 3: Cross multiply
    293,402.02x = 440,250.63 × 218,672.23
  4. Step 4: Simplify right side
    293,402.02x = 96,270,587,021.00
  5. Step 5: Solve for x
    x = 96,270,587,021.00/293,402.02
  6. Step 6: Final answer
    x = 328,118.35

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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.