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Finding the Third Proportional to 549,690.50 and 840,883

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Solution

The third proportional to 549,690.50 and 840,883 is: 1,286,331.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,690.50 : 840,883 = 840,883 : x
  2. Step 2: Convert to fraction form
    549,690.50/840,883 = 840,883/x
  3. Step 3: Cross multiply
    549,690.50x = 840,883 × 840,883
  4. Step 4: Simplify right side
    549,690.50x = 707,084,219,689
  5. Step 5: Solve for x
    x = 707,084,219,689/549,690.50
  6. Step 6: Final answer
    x = 1,286,331.53

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.