Home / 965,893.70-1,448,840.55-493,501.70

Finding the Fourth Proportional to 965,893.70, 1,448,840.55 and 493,501.70

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Solution

The fourth proportional to 965,893.70, 1,448,840.55 and 493,501.70 is: 740,252.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,893.70 : 1,448,840.55 = 493,501.70 : x
  2. Step 2: Convert to fraction form
    965,893.70/1,448,840.55 = 493,501.70/x
  3. Step 3: Cross multiply
    965,893.70x = 1,448,840.55 × 493,501.70
  4. Step 4: Simplify right side
    965,893.70x = 715,005,274,453.94
  5. Step 5: Solve for x
    x = 715,005,274,453.94/965,893.70
  6. Step 6: Final answer
    x = 740,252.55

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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.