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Finding the Third Proportional to 145,441.50 and 213,374.25

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Solution

The third proportional to 145,441.50 and 213,374.25 is: 313,037.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,441.50 : 213,374.25 = 213,374.25 : x
  2. Step 2: Convert to fraction form
    145,441.50/213,374.25 = 213,374.25/x
  3. Step 3: Cross multiply
    145,441.50x = 213,374.25 × 213,374.25
  4. Step 4: Simplify right side
    145,441.50x = 45,528,570,563.06
  5. Step 5: Solve for x
    x = 45,528,570,563.06/145,441.50
  6. Step 6: Final answer
    x = 313,037.00

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.