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Finding the Fourth Proportional to 212,346.54, 293,030.88 and 116,844.30

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Solution

The fourth proportional to 212,346.54, 293,030.88 and 116,844.30 is: 161,241.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,346.54 : 293,030.88 = 116,844.30 : x
  2. Step 2: Convert to fraction form
    212,346.54/293,030.88 = 116,844.30/x
  3. Step 3: Cross multiply
    212,346.54x = 293,030.88 × 116,844.30
  4. Step 4: Simplify right side
    212,346.54x = 34,238,988,051.98
  5. Step 5: Solve for x
    x = 34,238,988,051.98/212,346.54
  6. Step 6: Final answer
    x = 161,241.09

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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.