Home / 694,962.50-1,042,443.75-196,339.46

Finding the Fourth Proportional to 694,962.50, 1,042,443.75 and 196,339.46

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Solution

The fourth proportional to 694,962.50, 1,042,443.75 and 196,339.46 is: 294,509.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,962.50 : 1,042,443.75 = 196,339.46 : x
  2. Step 2: Convert to fraction form
    694,962.50/1,042,443.75 = 196,339.46/x
  3. Step 3: Cross multiply
    694,962.50x = 1,042,443.75 × 196,339.46
  4. Step 4: Simplify right side
    694,962.50x = 204,672,842,955.38
  5. Step 5: Solve for x
    x = 204,672,842,955.38/694,962.50
  6. Step 6: Final answer
    x = 294,509.19

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Double scale
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Similar ratio
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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.