Home / 788,583.20-1,183,287.90-362,247.80

Finding the Fourth Proportional to 788,583.20, 1,183,287.90 and 362,247.80

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Solution

The fourth proportional to 788,583.20, 1,183,287.90 and 362,247.80 is: 543,561.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,583.20 : 1,183,287.90 = 362,247.80 : x
  2. Step 2: Convert to fraction form
    788,583.20/1,183,287.90 = 362,247.80/x
  3. Step 3: Cross multiply
    788,583.20x = 1,183,287.90 × 362,247.80
  4. Step 4: Simplify right side
    788,583.20x = 428,643,438,541.62
  5. Step 5: Solve for x
    x = 428,643,438,541.62/788,583.20
  6. Step 6: Final answer
    x = 543,561.46

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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.