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Finding the Fourth Proportional to 549,893.84, 828,586.70 and 452,241.20

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Solution

The fourth proportional to 549,893.84, 828,586.70 and 452,241.20 is: 681,442.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,893.84 : 828,586.70 = 452,241.20 : x
  2. Step 2: Convert to fraction form
    549,893.84/828,586.70 = 452,241.20/x
  3. Step 3: Cross multiply
    549,893.84x = 828,586.70 × 452,241.20
  4. Step 4: Simplify right side
    549,893.84x = 374,721,043,512.04
  5. Step 5: Solve for x
    x = 374,721,043,512.04/549,893.84
  6. Step 6: Final answer
    x = 681,442.52

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.