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Finding the Third Proportional to 245,289,355 and 377,026,636.50

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Solution

The third proportional to 245,289,355 and 377,026,636.50 is: 579,515,913.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,289,355 : 377,026,636.50 = 377,026,636.50 : x
  2. Step 2: Convert to fraction form
    245,289,355/377,026,636.50 = 377,026,636.50/x
  3. Step 3: Cross multiply
    245,289,355x = 377,026,636.50 × 377,026,636.50
  4. Step 4: Simplify right side
    245,289,355x = 142,149,084,630,503,136
  5. Step 5: Solve for x
    x = 142,149,084,630,503,136/245,289,355
  6. Step 6: Final answer
    x = 579,515,913.48

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.