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Finding the Third Proportional to 354,883,806.38 and 776,554,803

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Solution

The third proportional to 354,883,806.38 and 776,554,803 is: 1,699,252,970.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,883,806.38 : 776,554,803 = 776,554,803 : x
  2. Step 2: Convert to fraction form
    354,883,806.38/776,554,803 = 776,554,803/x
  3. Step 3: Cross multiply
    354,883,806.38x = 776,554,803 × 776,554,803
  4. Step 4: Simplify right side
    354,883,806.38x = 603,037,362,062,368,768
  5. Step 5: Solve for x
    x = 603,037,362,062,368,768/354,883,806.38
  6. Step 6: Final answer
    x = 1,699,252,970.21

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.