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Finding the Fourth Proportional to 296,104.40, 442,860.60 and 264,741.20

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Solution

The fourth proportional to 296,104.40, 442,860.60 and 264,741.20 is: 395,953.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,104.40 : 442,860.60 = 264,741.20 : x
  2. Step 2: Convert to fraction form
    296,104.40/442,860.60 = 264,741.20/x
  3. Step 3: Cross multiply
    296,104.40x = 442,860.60 × 264,741.20
  4. Step 4: Simplify right side
    296,104.40x = 117,243,446,676.72
  5. Step 5: Solve for x
    x = 117,243,446,676.72/296,104.40
  6. Step 6: Final answer
    x = 395,953.07

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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.