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Finding the Third Proportional to 268,522,090.50 and 578,362,074

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Solution

The third proportional to 268,522,090.50 and 578,362,074 is: 1,245,717,579.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,522,090.50 : 578,362,074 = 578,362,074 : x
  2. Step 2: Convert to fraction form
    268,522,090.50/578,362,074 = 578,362,074/x
  3. Step 3: Cross multiply
    268,522,090.50x = 578,362,074 × 578,362,074
  4. Step 4: Simplify right side
    268,522,090.50x = 334,502,688,641,581,504
  5. Step 5: Solve for x
    x = 334,502,688,641,581,504/268,522,090.50
  6. Step 6: Final answer
    x = 1,245,717,579.58

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.