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Finding the Fourth Proportional to 344,181.93, 474,805.51 and 223,361.12

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Solution

The fourth proportional to 344,181.93, 474,805.51 and 223,361.12 is: 308,130.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,181.93 : 474,805.51 = 223,361.12 : x
  2. Step 2: Convert to fraction form
    344,181.93/474,805.51 = 223,361.12/x
  3. Step 3: Cross multiply
    344,181.93x = 474,805.51 × 223,361.12
  4. Step 4: Simplify right side
    344,181.93x = 106,053,087,563.34
  5. Step 5: Solve for x
    x = 106,053,087,563.34/344,181.93
  6. Step 6: Final answer
    x = 308,130.90

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1.5x scale

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.