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Finding the Third Proportional to 19,590,781.50 and 30,888,702

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Solution

The third proportional to 19,590,781.50 and 30,888,702 is: 48,702,085.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,590,781.50 : 30,888,702 = 30,888,702 : x
  2. Step 2: Convert to fraction form
    19,590,781.50/30,888,702 = 30,888,702/x
  3. Step 3: Cross multiply
    19,590,781.50x = 30,888,702 × 30,888,702
  4. Step 4: Simplify right side
    19,590,781.50x = 954,111,911,244,804
  5. Step 5: Solve for x
    x = 954,111,911,244,804/19,590,781.50
  6. Step 6: Final answer
    x = 48,702,085.28

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.