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Finding the Fourth Proportional to 366,101.70, 549,152.55 and 188,954.70

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Solution

The fourth proportional to 366,101.70, 549,152.55 and 188,954.70 is: 283,432.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,101.70 : 549,152.55 = 188,954.70 : x
  2. Step 2: Convert to fraction form
    366,101.70/549,152.55 = 188,954.70/x
  3. Step 3: Cross multiply
    366,101.70x = 549,152.55 × 188,954.70
  4. Step 4: Simplify right side
    366,101.70x = 103,764,955,339.49
  5. Step 5: Solve for x
    x = 103,764,955,339.49/366,101.70
  6. Step 6: Final answer
    x = 283,432.05

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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.