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Finding the Third Proportional to 245,520,790 and 531,907,092

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Solution

The third proportional to 245,520,790 and 531,907,092 is: 1,152,347,035.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,520,790 : 531,907,092 = 531,907,092 : x
  2. Step 2: Convert to fraction form
    245,520,790/531,907,092 = 531,907,092/x
  3. Step 3: Cross multiply
    245,520,790x = 531,907,092 × 531,907,092
  4. Step 4: Simplify right side
    245,520,790x = 282,925,154,519,896,448
  5. Step 5: Solve for x
    x = 282,925,154,519,896,448/245,520,790
  6. Step 6: Final answer
    x = 1,152,347,035.54

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.