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Finding the Third Proportional to 535,392 and 788,284

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Solution

The third proportional to 535,392 and 788,284 is: 1,160,629.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,392 : 788,284 = 788,284 : x
  2. Step 2: Convert to fraction form
    535,392/788,284 = 788,284/x
  3. Step 3: Cross multiply
    535,392x = 788,284 × 788,284
  4. Step 4: Simplify right side
    535,392x = 621,391,664,656
  5. Step 5: Solve for x
    x = 621,391,664,656/535,392
  6. Step 6: Final answer
    x = 1,160,629.34

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.