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Finding the Third Proportional to 210,922.50 and 455,527.50

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Solution

The third proportional to 210,922.50 and 455,527.50 is: 983,798.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,922.50 : 455,527.50 = 455,527.50 : x
  2. Step 2: Convert to fraction form
    210,922.50/455,527.50 = 455,527.50/x
  3. Step 3: Cross multiply
    210,922.50x = 455,527.50 × 455,527.50
  4. Step 4: Simplify right side
    210,922.50x = 207,505,303,256.25
  5. Step 5: Solve for x
    x = 207,505,303,256.25/210,922.50
  6. Step 6: Final answer
    x = 983,798.80

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.