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Finding the Fourth Proportional to 295,894.40, 443,841.60 and 264,401.60

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Solution

The fourth proportional to 295,894.40, 443,841.60 and 264,401.60 is: 396,602.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,894.40 : 443,841.60 = 264,401.60 : x
  2. Step 2: Convert to fraction form
    295,894.40/443,841.60 = 264,401.60/x
  3. Step 3: Cross multiply
    295,894.40x = 443,841.60 × 264,401.60
  4. Step 4: Simplify right side
    295,894.40x = 117,352,429,186.56
  5. Step 5: Solve for x
    x = 117,352,429,186.56/295,894.40
  6. Step 6: Final answer
    x = 396,602.40

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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.