Finding the Fourth Proportional to 5,252,366.30, 7,248,265.49 and 2,837,918.30
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Solution
The fourth proportional to 5,252,366.30, 7,248,265.49 and 2,837,918.30 is: 3,916,327.25
Step by Step Solution
- Step 1: Write the proportion equation
5,252,366.30 : 7,248,265.49 = 2,837,918.30 : x - Step 2: Convert to fraction form
5,252,366.30/7,248,265.49 = 2,837,918.30/x - Step 3: Cross multiply
5,252,366.30x = 7,248,265.49 × 2,837,918.30 - Step 4: Simplify right side
5,252,366.30x = 20,569,985,248,182.93 - Step 5: Solve for x
x = 20,569,985,248,182.93/5,252,366.30 - Step 6: Final answer
x = 3,916,327.25
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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.