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Finding the Third Proportional to 620,052,219 and 918,455,118.75

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Solution

The third proportional to 620,052,219 and 918,455,118.75 is: 1,360,465,746.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,052,219 : 918,455,118.75 = 918,455,118.75 : x
  2. Step 2: Convert to fraction form
    620,052,219/918,455,118.75 = 918,455,118.75/x
  3. Step 3: Cross multiply
    620,052,219x = 918,455,118.75 × 918,455,118.75
  4. Step 4: Simplify right side
    620,052,219x = 843,559,805,158,076,544
  5. Step 5: Solve for x
    x = 843,559,805,158,076,544/620,052,219
  6. Step 6: Final answer
    x = 1,360,465,746.77

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.