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Finding the Third Proportional to 235,660 and 498,618

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Solution

The third proportional to 235,660 and 498,618 is: 1,054,994.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,660 : 498,618 = 498,618 : x
  2. Step 2: Convert to fraction form
    235,660/498,618 = 498,618/x
  3. Step 3: Cross multiply
    235,660x = 498,618 × 498,618
  4. Step 4: Simplify right side
    235,660x = 248,619,909,924
  5. Step 5: Solve for x
    x = 248,619,909,924/235,660
  6. Step 6: Final answer
    x = 1,054,994.10

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.