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Finding the Fourth Proportional to 363,125.60, 544,688.40 and 185,573.60

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Solution

The fourth proportional to 363,125.60, 544,688.40 and 185,573.60 is: 278,360.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,125.60 : 544,688.40 = 185,573.60 : x
  2. Step 2: Convert to fraction form
    363,125.60/544,688.40 = 185,573.60/x
  3. Step 3: Cross multiply
    363,125.60x = 544,688.40 × 185,573.60
  4. Step 4: Simplify right side
    363,125.60x = 101,079,787,266.24
  5. Step 5: Solve for x
    x = 101,079,787,266.24/363,125.60
  6. Step 6: Final answer
    x = 278,360.40

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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.