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Finding the Fourth Proportional to 294,277.59, 441,420.45 and 83,915.49

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Solution

The fourth proportional to 294,277.59, 441,420.45 and 83,915.49 is: 125,874.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,277.59 : 441,420.45 = 83,915.49 : x
  2. Step 2: Convert to fraction form
    294,277.59/441,420.45 = 83,915.49/x
  3. Step 3: Cross multiply
    294,277.59x = 441,420.45 × 83,915.49
  4. Step 4: Simplify right side
    294,277.59x = 37,042,013,357.77
  5. Step 5: Solve for x
    x = 37,042,013,357.77/294,277.59
  6. Step 6: Final answer
    x = 125,874.39

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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.