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Finding the Third Proportional to 571,278 and 1,335,117

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Solution

The third proportional to 571,278 and 1,335,117 is: 3,120,262.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,278 : 1,335,117 = 1,335,117 : x
  2. Step 2: Convert to fraction form
    571,278/1,335,117 = 1,335,117/x
  3. Step 3: Cross multiply
    571,278x = 1,335,117 × 1,335,117
  4. Step 4: Simplify right side
    571,278x = 1,782,537,403,689
  5. Step 5: Solve for x
    x = 1,782,537,403,689/571,278
  6. Step 6: Final answer
    x = 3,120,262.65

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.