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Finding the Fourth Proportional to 366,617.34, 549,925.38 and 100,398.60

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Solution

The fourth proportional to 366,617.34, 549,925.38 and 100,398.60 is: 150,597.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,617.34 : 549,925.38 = 100,398.60 : x
  2. Step 2: Convert to fraction form
    366,617.34/549,925.38 = 100,398.60/x
  3. Step 3: Cross multiply
    366,617.34x = 549,925.38 × 100,398.60
  4. Step 4: Simplify right side
    366,617.34x = 55,211,738,256.47
  5. Step 5: Solve for x
    x = 55,211,738,256.47/366,617.34
  6. Step 6: Final answer
    x = 150,597.73

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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.