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Finding the Fourth Proportional to 264,002.94, 395,430.92 and 162,491.58

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Solution

The fourth proportional to 264,002.94, 395,430.92 and 162,491.58 is: 243,384.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,002.94 : 395,430.92 = 162,491.58 : x
  2. Step 2: Convert to fraction form
    264,002.94/395,430.92 = 162,491.58/x
  3. Step 3: Cross multiply
    264,002.94x = 395,430.92 × 162,491.58
  4. Step 4: Simplify right side
    264,002.94x = 64,254,195,377.88
  5. Step 5: Solve for x
    x = 64,254,195,377.88/264,002.94
  6. Step 6: Final answer
    x = 243,384.39

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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.