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Finding the Fourth Proportional to 294,290.88, 441,440.50 and 83,928.81

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Solution

The fourth proportional to 294,290.88, 441,440.50 and 83,928.81 is: 125,894.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,290.88 : 441,440.50 = 83,928.81 : x
  2. Step 2: Convert to fraction form
    294,290.88/441,440.50 = 83,928.81/x
  3. Step 3: Cross multiply
    294,290.88x = 441,440.50 × 83,928.81
  4. Step 4: Simplify right side
    294,290.88x = 37,049,575,850.81
  5. Step 5: Solve for x
    x = 37,049,575,850.81/294,290.88
  6. Step 6: Final answer
    x = 125,894.41

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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.