Finding the Fourth Proportional to 1,115,566.44, 1,539,493.56 and 606,268.80
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Solution
The fourth proportional to 1,115,566.44, 1,539,493.56 and 606,268.80 is: 836,657.40
Step by Step Solution
- Step 1: Write the proportion equation
1,115,566.44 : 1,539,493.56 = 606,268.80 : x - Step 2: Convert to fraction form
1,115,566.44/1,539,493.56 = 606,268.80/x - Step 3: Cross multiply
1,115,566.44x = 1,539,493.56 × 606,268.80 - Step 4: Simplify right side
1,115,566.44x = 933,346,913,228.93 - Step 5: Solve for x
x = 933,346,913,228.93/1,115,566.44 - Step 6: Final answer
x = 836,657.40
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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.