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Finding the Third Proportional to 18,298,688 and 26,915,712

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Solution

The third proportional to 18,298,688 and 26,915,712 is: 39,590,573.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,298,688 : 26,915,712 = 26,915,712 : x
  2. Step 2: Convert to fraction form
    18,298,688/26,915,712 = 26,915,712/x
  3. Step 3: Cross multiply
    18,298,688x = 26,915,712 × 26,915,712
  4. Step 4: Simplify right side
    18,298,688x = 724,455,552,466,944
  5. Step 5: Solve for x
    x = 724,455,552,466,944/18,298,688
  6. Step 6: Final answer
    x = 39,590,573.51

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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.