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Finding the Third Proportional to 448,240 and 971,152

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Solution

The third proportional to 448,240 and 971,152 is: 2,104,087.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,240 : 971,152 = 971,152 : x
  2. Step 2: Convert to fraction form
    448,240/971,152 = 971,152/x
  3. Step 3: Cross multiply
    448,240x = 971,152 × 971,152
  4. Step 4: Simplify right side
    448,240x = 943,136,207,104
  5. Step 5: Solve for x
    x = 943,136,207,104/448,240
  6. Step 6: Final answer
    x = 2,104,087.56

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.