Finding the Fourth Proportional to 827,349.24, 1,141,746.36 and 464,788.44
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Solution
The fourth proportional to 827,349.24, 1,141,746.36 and 464,788.44 is: 641,410.52
Step by Step Solution
- Step 1: Write the proportion equation
827,349.24 : 1,141,746.36 = 464,788.44 : x - Step 2: Convert to fraction form
827,349.24/1,141,746.36 = 464,788.44/x - Step 3: Cross multiply
827,349.24x = 1,141,746.36 × 464,788.44 - Step 4: Simplify right side
827,349.24x = 530,670,509,540.08 - Step 5: Solve for x
x = 530,670,509,540.08/827,349.24 - Step 6: Final answer
x = 641,410.52
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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.