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Finding the Third Proportional to 357,261.50 and 552,938.50

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Solution

The third proportional to 357,261.50 and 552,938.50 is: 855,790.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,261.50 : 552,938.50 = 552,938.50 : x
  2. Step 2: Convert to fraction form
    357,261.50/552,938.50 = 552,938.50/x
  3. Step 3: Cross multiply
    357,261.50x = 552,938.50 × 552,938.50
  4. Step 4: Simplify right side
    357,261.50x = 305,740,984,782.25
  5. Step 5: Solve for x
    x = 305,740,984,782.25/357,261.50
  6. Step 6: Final answer
    x = 855,790.46

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.