Finding the Fourth Proportional to 5,344,174.58, 7,374,763.31 and 2,896,733.07
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Solution
The fourth proportional to 5,344,174.58, 7,374,763.31 and 2,896,733.07 is: 3,997,384.53
Step by Step Solution
- Step 1: Write the proportion equation
5,344,174.58 : 7,374,763.31 = 2,896,733.07 : x - Step 2: Convert to fraction form
5,344,174.58/7,374,763.31 = 2,896,733.07/x - Step 3: Cross multiply
5,344,174.58x = 7,374,763.31 × 2,896,733.07 - Step 4: Simplify right side
5,344,174.58x = 21,362,720,749,016.00 - Step 5: Solve for x
x = 21,362,720,749,016.00/5,344,174.58 - Step 6: Final answer
x = 3,997,384.53
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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.