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Finding the Third Proportional to 19,534,294 and 28,716,783

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Solution

The third proportional to 19,534,294 and 28,716,783 is: 42,215,686.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,534,294 : 28,716,783 = 28,716,783 : x
  2. Step 2: Convert to fraction form
    19,534,294/28,716,783 = 28,716,783/x
  3. Step 3: Cross multiply
    19,534,294x = 28,716,783 × 28,716,783
  4. Step 4: Simplify right side
    19,534,294x = 824,653,625,869,089
  5. Step 5: Solve for x
    x = 824,653,625,869,089/19,534,294
  6. Step 6: Final answer
    x = 42,215,686.21

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.