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Finding the Third Proportional to 19,271,564 and 28,374,924

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Solution

The third proportional to 19,271,564 and 28,374,924 is: 41,778,462.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,271,564 : 28,374,924 = 28,374,924 : x
  2. Step 2: Convert to fraction form
    19,271,564/28,374,924 = 28,374,924/x
  3. Step 3: Cross multiply
    19,271,564x = 28,374,924 × 28,374,924
  4. Step 4: Simplify right side
    19,271,564x = 805,136,312,005,776
  5. Step 5: Solve for x
    x = 805,136,312,005,776/19,271,564
  6. Step 6: Final answer
    x = 41,778,462.40

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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.