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Finding the Fourth Proportional to 241,588.32, 362,207.40 and 121,719.12

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Solution

The fourth proportional to 241,588.32, 362,207.40 and 121,719.12 is: 182,490.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,588.32 : 362,207.40 = 121,719.12 : x
  2. Step 2: Convert to fraction form
    241,588.32/362,207.40 = 121,719.12/x
  3. Step 3: Cross multiply
    241,588.32x = 362,207.40 × 121,719.12
  4. Step 4: Simplify right side
    241,588.32x = 44,087,565,985.49
  5. Step 5: Solve for x
    x = 44,087,565,985.49/241,588.32
  6. Step 6: Final answer
    x = 182,490.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.