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Finding the Third Proportional to 427,836,507 and 937,692,076

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Solution

The third proportional to 427,836,507 and 937,692,076 is: 2,055,145,867.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,836,507 : 937,692,076 = 937,692,076 : x
  2. Step 2: Convert to fraction form
    427,836,507/937,692,076 = 937,692,076/x
  3. Step 3: Cross multiply
    427,836,507x = 937,692,076 × 937,692,076
  4. Step 4: Simplify right side
    427,836,507x = 879,266,429,393,189,760
  5. Step 5: Solve for x
    x = 879,266,429,393,189,760/427,836,507
  6. Step 6: Final answer
    x = 2,055,145,867.66

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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.