Home / 886,918.70-1,330,378.05-222,070.70

Finding the Fourth Proportional to 886,918.70, 1,330,378.05 and 222,070.70

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Solution

The fourth proportional to 886,918.70, 1,330,378.05 and 222,070.70 is: 333,106.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,918.70 : 1,330,378.05 = 222,070.70 : x
  2. Step 2: Convert to fraction form
    886,918.70/1,330,378.05 = 222,070.70/x
  3. Step 3: Cross multiply
    886,918.70x = 1,330,378.05 × 222,070.70
  4. Step 4: Simplify right side
    886,918.70x = 295,437,984,828.14
  5. Step 5: Solve for x
    x = 295,437,984,828.14/886,918.70
  6. Step 6: Final answer
    x = 333,106.05

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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.