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Finding the Fourth Proportional to 295,770.40, 444,001.20 and 293,696.80

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Solution

The fourth proportional to 295,770.40, 444,001.20 and 293,696.80 is: 440,888.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,770.40 : 444,001.20 = 293,696.80 : x
  2. Step 2: Convert to fraction form
    295,770.40/444,001.20 = 293,696.80/x
  3. Step 3: Cross multiply
    295,770.40x = 444,001.20 × 293,696.80
  4. Step 4: Simplify right side
    295,770.40x = 130,401,731,636.16
  5. Step 5: Solve for x
    x = 130,401,731,636.16/295,770.40
  6. Step 6: Final answer
    x = 440,888.38

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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.