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Finding the Third Proportional to 264,078 and 570,240

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Solution

The third proportional to 264,078 and 570,240 is: 1,231,354.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,078 : 570,240 = 570,240 : x
  2. Step 2: Convert to fraction form
    264,078/570,240 = 570,240/x
  3. Step 3: Cross multiply
    264,078x = 570,240 × 570,240
  4. Step 4: Simplify right side
    264,078x = 325,173,657,600
  5. Step 5: Solve for x
    x = 325,173,657,600/264,078
  6. Step 6: Final answer
    x = 1,231,354.59

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.