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Finding the Fourth Proportional to 366,480.45, 549,573.05 and 153,108.53

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Solution

The fourth proportional to 366,480.45, 549,573.05 and 153,108.53 is: 229,601.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,480.45 : 549,573.05 = 153,108.53 : x
  2. Step 2: Convert to fraction form
    366,480.45/549,573.05 = 153,108.53/x
  3. Step 3: Cross multiply
    366,480.45x = 549,573.05 × 153,108.53
  4. Step 4: Simplify right side
    366,480.45x = 84,144,321,508.92
  5. Step 5: Solve for x
    x = 84,144,321,508.92/366,480.45
  6. Step 6: Final answer
    x = 229,601.12

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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.