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Finding the Third Proportional to 121,525,089.75 and 173,656,527.75

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Solution

The third proportional to 121,525,089.75 and 173,656,527.75 is: 248,151,140.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,525,089.75 : 173,656,527.75 = 173,656,527.75 : x
  2. Step 2: Convert to fraction form
    121,525,089.75/173,656,527.75 = 173,656,527.75/x
  3. Step 3: Cross multiply
    121,525,089.75x = 173,656,527.75 × 173,656,527.75
  4. Step 4: Simplify right side
    121,525,089.75x = 30,156,589,630,186,520
  5. Step 5: Solve for x
    x = 30,156,589,630,186,520/121,525,089.75
  6. Step 6: Final answer
    x = 248,151,140.58

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.