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Finding the Third Proportional to 377,977,578 and 525,547,611

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Solution

The third proportional to 377,977,578 and 525,547,611 is: 730,731,946.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,977,578 : 525,547,611 = 525,547,611 : x
  2. Step 2: Convert to fraction form
    377,977,578/525,547,611 = 525,547,611/x
  3. Step 3: Cross multiply
    377,977,578x = 525,547,611 × 525,547,611
  4. Step 4: Simplify right side
    377,977,578x = 276,200,291,427,807,328
  5. Step 5: Solve for x
    x = 276,200,291,427,807,328/377,977,578
  6. Step 6: Final answer
    x = 730,731,946.82

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.