Home / 346,100.66-477,618-193,137.23

Finding the Fourth Proportional to 346,100.66, 477,618 and 193,137.23

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Solution

The fourth proportional to 346,100.66, 477,618 and 193,137.23 is: 266,528.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,100.66 : 477,618 = 193,137.23 : x
  2. Step 2: Convert to fraction form
    346,100.66/477,618 = 193,137.23/x
  3. Step 3: Cross multiply
    346,100.66x = 477,618 × 193,137.23
  4. Step 4: Simplify right side
    346,100.66x = 92,245,817,518.14
  5. Step 5: Solve for x
    x = 92,245,817,518.14/346,100.66
  6. Step 6: Final answer
    x = 266,528.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.