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Finding the Fourth Proportional to 294,277.58, 441,420.44 and 83,915.49

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Solution

The fourth proportional to 294,277.58, 441,420.44 and 83,915.49 is: 125,874.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,277.58 : 441,420.44 = 83,915.49 : x
  2. Step 2: Convert to fraction form
    294,277.58/441,420.44 = 83,915.49/x
  3. Step 3: Cross multiply
    294,277.58x = 441,420.44 × 83,915.49
  4. Step 4: Simplify right side
    294,277.58x = 37,042,012,099.04
  5. Step 5: Solve for x
    x = 37,042,012,099.04/294,277.58
  6. Step 6: Final answer
    x = 125,874.40

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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.