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Finding the Third Proportional to 395,630,130 and 581,593,840

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Solution

The third proportional to 395,630,130 and 581,593,840 is: 854,968,742.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,630,130 : 581,593,840 = 581,593,840 : x
  2. Step 2: Convert to fraction form
    395,630,130/581,593,840 = 581,593,840/x
  3. Step 3: Cross multiply
    395,630,130x = 581,593,840 × 581,593,840
  4. Step 4: Simplify right side
    395,630,130x = 338,251,394,725,945,600
  5. Step 5: Solve for x
    x = 338,251,394,725,945,600/395,630,130
  6. Step 6: Final answer
    x = 854,968,742.46

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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.