Finding the Fourth Proportional to 5,344,175.58, 7,374,764.68 and 2,896,734.07
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Solution
The fourth proportional to 5,344,175.58, 7,374,764.68 and 2,896,734.07 is: 3,997,385.90
Step by Step Solution
- Step 1: Write the proportion equation
5,344,175.58 : 7,374,764.68 = 2,896,734.07 : x - Step 2: Convert to fraction form
5,344,175.58/7,374,764.68 = 2,896,734.07/x - Step 3: Cross multiply
5,344,175.58x = 7,374,764.68 × 2,896,734.07 - Step 4: Simplify right side
5,344,175.58x = 21,362,732,106,788.64 - Step 5: Solve for x
x = 21,362,732,106,788.64/5,344,175.58 - Step 6: Final answer
x = 3,997,385.90
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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.