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Finding the Third Proportional to 549,220.50 and 1,157,490

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Solution

The third proportional to 549,220.50 and 1,157,490 is: 2,439,426.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,220.50 : 1,157,490 = 1,157,490 : x
  2. Step 2: Convert to fraction form
    549,220.50/1,157,490 = 1,157,490/x
  3. Step 3: Cross multiply
    549,220.50x = 1,157,490 × 1,157,490
  4. Step 4: Simplify right side
    549,220.50x = 1,339,783,100,100
  5. Step 5: Solve for x
    x = 1,339,783,100,100/549,220.50
  6. Step 6: Final answer
    x = 2,439,426.61

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.