Home / 822,404.81-1,134,571.12-550,560.29

Finding the Fourth Proportional to 822,404.81, 1,134,571.12 and 550,560.29

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Solution

The fourth proportional to 822,404.81, 1,134,571.12 and 550,560.29 is: 759,540.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,404.81 : 1,134,571.12 = 550,560.29 : x
  2. Step 2: Convert to fraction form
    822,404.81/1,134,571.12 = 550,560.29/x
  3. Step 3: Cross multiply
    822,404.81x = 1,134,571.12 × 550,560.29
  4. Step 4: Simplify right side
    822,404.81x = 624,649,796,427.17
  5. Step 5: Solve for x
    x = 624,649,796,427.17/822,404.81
  6. Step 6: Final answer
    x = 759,540.54

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Double scale
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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.