Finding the Fourth Proportional to 1,329,539.68, 1,835,157.36 and 927,261.28
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Solution
The fourth proportional to 1,329,539.68, 1,835,157.36 and 927,261.28 is: 1,279,894.38
Step by Step Solution
- Step 1: Write the proportion equation
1,329,539.68 : 1,835,157.36 = 927,261.28 : x - Step 2: Convert to fraction form
1,329,539.68/1,835,157.36 = 927,261.28/x - Step 3: Cross multiply
1,329,539.68x = 1,835,157.36 × 927,261.28 - Step 4: Simplify right side
1,329,539.68x = 1,701,670,362,635.02 - Step 5: Solve for x
x = 1,701,670,362,635.02/1,329,539.68 - Step 6: Final answer
x = 1,279,894.38
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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.