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Finding the Fourth Proportional to 549,680.24, 825,456.52 and 357,881.15

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Solution

The fourth proportional to 549,680.24, 825,456.52 and 357,881.15 is: 537,431.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,680.24 : 825,456.52 = 357,881.15 : x
  2. Step 2: Convert to fraction form
    549,680.24/825,456.52 = 357,881.15/x
  3. Step 3: Cross multiply
    549,680.24x = 825,456.52 × 357,881.15
  4. Step 4: Simplify right side
    549,680.24x = 295,415,328,652.60
  5. Step 5: Solve for x
    x = 295,415,328,652.60/549,680.24
  6. Step 6: Final answer
    x = 537,431.23

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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.