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Finding the Fourth Proportional to 294,783.69, 442,175.53 and 73,167.69

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Solution

The fourth proportional to 294,783.69, 442,175.53 and 73,167.69 is: 109,751.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,783.69 : 442,175.53 = 73,167.69 : x
  2. Step 2: Convert to fraction form
    294,783.69/442,175.53 = 73,167.69/x
  3. Step 3: Cross multiply
    294,783.69x = 442,175.53 × 73,167.69
  4. Step 4: Simplify right side
    294,783.69x = 32,352,962,104.63
  5. Step 5: Solve for x
    x = 32,352,962,104.63/294,783.69
  6. Step 6: Final answer
    x = 109,751.53

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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.