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Finding the Third Proportional to 918,153 and 1,397,551.50

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Solution

The third proportional to 918,153 and 1,397,551.50 is: 2,127,260.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,153 : 1,397,551.50 = 1,397,551.50 : x
  2. Step 2: Convert to fraction form
    918,153/1,397,551.50 = 1,397,551.50/x
  3. Step 3: Cross multiply
    918,153x = 1,397,551.50 × 1,397,551.50
  4. Step 4: Simplify right side
    918,153x = 1,953,150,195,152.25
  5. Step 5: Solve for x
    x = 1,953,150,195,152.25/918,153
  6. Step 6: Final answer
    x = 2,127,260.05

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.