Finding the Fourth Proportional to 5,407,603.04, 7,462,512.60 and 2,960,441.66
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Solution
The fourth proportional to 5,407,603.04, 7,462,512.60 and 2,960,441.66 is: 4,085,420.66
Step by Step Solution
- Step 1: Write the proportion equation
5,407,603.04 : 7,462,512.60 = 2,960,441.66 : x - Step 2: Convert to fraction form
5,407,603.04/7,462,512.60 = 2,960,441.66/x - Step 3: Cross multiply
5,407,603.04x = 7,462,512.60 × 2,960,441.66 - Step 4: Simplify right side
5,407,603.04x = 22,092,333,189,314.91 - Step 5: Solve for x
x = 22,092,333,189,314.91/5,407,603.04 - Step 6: Final answer
x = 4,085,420.66
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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.