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Finding the Third Proportional to 280,004 and 614,444

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Solution

The third proportional to 280,004 and 614,444 is: 1,348,342.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,004 : 614,444 = 614,444 : x
  2. Step 2: Convert to fraction form
    280,004/614,444 = 614,444/x
  3. Step 3: Cross multiply
    280,004x = 614,444 × 614,444
  4. Step 4: Simplify right side
    280,004x = 377,541,429,136
  5. Step 5: Solve for x
    x = 377,541,429,136/280,004
  6. Step 6: Final answer
    x = 1,348,342.98

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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.