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Finding the Third Proportional to 611,265,256.50 and 953,218,558.50

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Solution

The third proportional to 611,265,256.50 and 953,218,558.50 is: 1,486,466,980.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,265,256.50 : 953,218,558.50 = 953,218,558.50 : x
  2. Step 2: Convert to fraction form
    611,265,256.50/953,218,558.50 = 953,218,558.50/x
  3. Step 3: Cross multiply
    611,265,256.50x = 953,218,558.50 × 953,218,558.50
  4. Step 4: Simplify right side
    611,265,256.50x = 908,625,620,268,817,920
  5. Step 5: Solve for x
    x = 908,625,620,268,817,920/611,265,256.50
  6. Step 6: Final answer
    x = 1,486,466,980.75

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.