Home / 854,696.52-1,281,571.44-349,612.18

Finding the Fourth Proportional to 854,696.52, 1,281,571.44 and 349,612.18

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Solution

The fourth proportional to 854,696.52, 1,281,571.44 and 349,612.18 is: 524,224.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,696.52 : 1,281,571.44 = 349,612.18 : x
  2. Step 2: Convert to fraction form
    854,696.52/1,281,571.44 = 349,612.18/x
  3. Step 3: Cross multiply
    854,696.52x = 1,281,571.44 × 349,612.18
  4. Step 4: Simplify right side
    854,696.52x = 448,052,984,964.14
  5. Step 5: Solve for x
    x = 448,052,984,964.14/854,696.52
  6. Step 6: Final answer
    x = 524,224.65

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Double scale
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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.