Home / 796,816.25-1,099,606.45-439,120.25

Finding the Fourth Proportional to 796,816.25, 1,099,606.45 and 439,120.25

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Solution

The fourth proportional to 796,816.25, 1,099,606.45 and 439,120.25 is: 605,985.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,816.25 : 1,099,606.45 = 439,120.25 : x
  2. Step 2: Convert to fraction form
    796,816.25/1,099,606.45 = 439,120.25/x
  3. Step 3: Cross multiply
    796,816.25x = 1,099,606.45 × 439,120.25
  4. Step 4: Simplify right side
    796,816.25x = 482,859,459,225.61
  5. Step 5: Solve for x
    x = 482,859,459,225.61/796,816.25
  6. Step 6: Final answer
    x = 605,985.96

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Half scale
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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.