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Finding the Third Proportional to 284,677,254 and 621,553,176

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Solution

The third proportional to 284,677,254 and 621,553,176 is: 1,357,074,881.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,677,254 : 621,553,176 = 621,553,176 : x
  2. Step 2: Convert to fraction form
    284,677,254/621,553,176 = 621,553,176/x
  3. Step 3: Cross multiply
    284,677,254x = 621,553,176 × 621,553,176
  4. Step 4: Simplify right side
    284,677,254x = 386,328,350,595,686,976
  5. Step 5: Solve for x
    x = 386,328,350,595,686,976/284,677,254
  6. Step 6: Final answer
    x = 1,357,074,881.00

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.