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Finding the Third Proportional to 172,349,825.63 and 368,661,199.50

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Solution

The third proportional to 172,349,825.63 and 368,661,199.50 is: 788,576,835.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,349,825.63 : 368,661,199.50 = 368,661,199.50 : x
  2. Step 2: Convert to fraction form
    172,349,825.63/368,661,199.50 = 368,661,199.50/x
  3. Step 3: Cross multiply
    172,349,825.63x = 368,661,199.50 × 368,661,199.50
  4. Step 4: Simplify right side
    172,349,825.63x = 135,911,080,016,778,800
  5. Step 5: Solve for x
    x = 135,911,080,016,778,800/172,349,825.63
  6. Step 6: Final answer
    x = 788,576,835.07

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.