Finding the Fourth Proportional to 5,258,375.52, 7,256,890.08 and 2,965,699.68
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Solution
The fourth proportional to 5,258,375.52, 7,256,890.08 and 2,965,699.68 is: 4,092,852.73
Step by Step Solution
- Step 1: Write the proportion equation
5,258,375.52 : 7,256,890.08 = 2,965,699.68 : x - Step 2: Convert to fraction form
5,258,375.52/7,256,890.08 = 2,965,699.68/x - Step 3: Cross multiply
5,258,375.52x = 7,256,890.08 × 2,965,699.68 - Step 4: Simplify right side
5,258,375.52x = 21,521,756,588,051.18 - Step 5: Solve for x
x = 21,521,756,588,051.18/5,258,375.52 - Step 6: Final answer
x = 4,092,852.73
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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.