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Finding the Fourth Proportional to 363,166.80, 544,750.20 and 113,848.40

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Solution

The fourth proportional to 363,166.80, 544,750.20 and 113,848.40 is: 170,772.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,166.80 : 544,750.20 = 113,848.40 : x
  2. Step 2: Convert to fraction form
    363,166.80/544,750.20 = 113,848.40/x
  3. Step 3: Cross multiply
    363,166.80x = 544,750.20 × 113,848.40
  4. Step 4: Simplify right side
    363,166.80x = 62,018,938,669.68
  5. Step 5: Solve for x
    x = 62,018,938,669.68/363,166.80
  6. Step 6: Final answer
    x = 170,772.60

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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.