Home / 294,821.60-441,707.52-136,774.40

Finding the Fourth Proportional to 294,821.60, 441,707.52 and 136,774.40

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Solution

The fourth proportional to 294,821.60, 441,707.52 and 136,774.40 is: 204,918.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,821.60 : 441,707.52 = 136,774.40 : x
  2. Step 2: Convert to fraction form
    294,821.60/441,707.52 = 136,774.40/x
  3. Step 3: Cross multiply
    294,821.60x = 441,707.52 × 136,774.40
  4. Step 4: Simplify right side
    294,821.60x = 60,414,281,023.49
  5. Step 5: Solve for x
    x = 60,414,281,023.49/294,821.60
  6. Step 6: Final answer
    x = 204,918.10

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1.5x scale

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.