Finding the Fourth Proportional to 5,370,749.95, 8,056,046.05 and 1,327,237.66
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Solution
The fourth proportional to 5,370,749.95, 8,056,046.05 and 1,327,237.66 is: 1,990,836.99
Step by Step Solution
- Step 1: Write the proportion equation
5,370,749.95 : 8,056,046.05 = 1,327,237.66 : x - Step 2: Convert to fraction form
5,370,749.95/8,056,046.05 = 1,327,237.66/x - Step 3: Cross multiply
5,370,749.95x = 8,056,046.05 × 1,327,237.66 - Step 4: Simplify right side
5,370,749.95x = 10,692,287,684,796.03 - Step 5: Solve for x
x = 10,692,287,684,796.03/5,370,749.95 - Step 6: Final answer
x = 1,990,836.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.