Finding the Fourth Proportional to 4,670,203.10, 6,444,994.43 and 2,605,203.98
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Solution
The fourth proportional to 4,670,203.10, 6,444,994.43 and 2,605,203.98 is: 3,595,245.17
Step by Step Solution
- Step 1: Write the proportion equation
4,670,203.10 : 6,444,994.43 = 2,605,203.98 : x - Step 2: Convert to fraction form
4,670,203.10/6,444,994.43 = 2,605,203.98/x - Step 3: Cross multiply
4,670,203.10x = 6,444,994.43 × 2,605,203.98 - Step 4: Simplify right side
4,670,203.10x = 16,790,525,138,570.60 - Step 5: Solve for x
x = 16,790,525,138,570.60/4,670,203.10 - Step 6: Final answer
x = 3,595,245.17
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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.