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Finding the Fourth Proportional to 464,353.86, 696,841.47 and 168,865.86

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Solution

The fourth proportional to 464,353.86, 696,841.47 and 168,865.86 is: 253,411.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,353.86 : 696,841.47 = 168,865.86 : x
  2. Step 2: Convert to fraction form
    464,353.86/696,841.47 = 168,865.86/x
  3. Step 3: Cross multiply
    464,353.86x = 696,841.47 × 168,865.86
  4. Step 4: Simplify right side
    464,353.86x = 117,672,734,115.21
  5. Step 5: Solve for x
    x = 117,672,734,115.21/464,353.86
  6. Step 6: Final answer
    x = 253,411.77

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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.