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Finding the Fourth Proportional to 363,848.76, 545,734.98 and 97,636.56

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Solution

The fourth proportional to 363,848.76, 545,734.98 and 97,636.56 is: 146,444.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,848.76 : 545,734.98 = 97,636.56 : x
  2. Step 2: Convert to fraction form
    363,848.76/545,734.98 = 97,636.56/x
  3. Step 3: Cross multiply
    363,848.76x = 545,734.98 × 97,636.56
  4. Step 4: Simplify right side
    363,848.76x = 53,283,686,118.87
  5. Step 5: Solve for x
    x = 53,283,686,118.87/363,848.76
  6. Step 6: Final answer
    x = 146,444.60

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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.