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Finding the Third Proportional to 616,187,487.75 and 954,459,690

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Solution

The third proportional to 616,187,487.75 and 954,459,690 is: 1,478,435,245.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,187,487.75 : 954,459,690 = 954,459,690 : x
  2. Step 2: Convert to fraction form
    616,187,487.75/954,459,690 = 954,459,690/x
  3. Step 3: Cross multiply
    616,187,487.75x = 954,459,690 × 954,459,690
  4. Step 4: Simplify right side
    616,187,487.75x = 910,993,299,834,896,128
  5. Step 5: Solve for x
    x = 910,993,299,834,896,128/616,187,487.75
  6. Step 6: Final answer
    x = 1,478,435,245.68

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.