Home / 358,026.08-494,088.81-196,893.59

Finding the Fourth Proportional to 358,026.08, 494,088.81 and 196,893.59

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Solution

The fourth proportional to 358,026.08, 494,088.81 and 196,893.59 is: 271,720.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,026.08 : 494,088.81 = 196,893.59 : x
  2. Step 2: Convert to fraction form
    358,026.08/494,088.81 = 196,893.59/x
  3. Step 3: Cross multiply
    358,026.08x = 494,088.81 × 196,893.59
  4. Step 4: Simplify right side
    358,026.08x = 97,282,919,579.73
  5. Step 5: Solve for x
    x = 97,282,919,579.73/358,026.08
  6. Step 6: Final answer
    x = 271,720.20

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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.