Home / 848,013.84-1,272,014.28-216,926.64

Finding the Fourth Proportional to 848,013.84, 1,272,014.28 and 216,926.64

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Solution

The fourth proportional to 848,013.84, 1,272,014.28 and 216,926.64 is: 325,388.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,013.84 : 1,272,014.28 = 216,926.64 : x
  2. Step 2: Convert to fraction form
    848,013.84/1,272,014.28 = 216,926.64/x
  3. Step 3: Cross multiply
    848,013.84x = 1,272,014.28 × 216,926.64
  4. Step 4: Simplify right side
    848,013.84x = 275,933,783,792.42
  5. Step 5: Solve for x
    x = 275,933,783,792.42/848,013.84
  6. Step 6: Final answer
    x = 325,388.30

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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.