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Finding the Third Proportional to 357,352.50 and 744,099

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Solution

The third proportional to 357,352.50 and 744,099 is: 1,549,403.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,352.50 : 744,099 = 744,099 : x
  2. Step 2: Convert to fraction form
    357,352.50/744,099 = 744,099/x
  3. Step 3: Cross multiply
    357,352.50x = 744,099 × 744,099
  4. Step 4: Simplify right side
    357,352.50x = 553,683,321,801
  5. Step 5: Solve for x
    x = 553,683,321,801/357,352.50
  6. Step 6: Final answer
    x = 1,549,403.80

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.