Finding the Fourth Proportional to 1,693,709.93, 2,337,309.73 and 919,356.14
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Solution
The fourth proportional to 1,693,709.93, 2,337,309.73 and 919,356.14 is: 1,268,706.06
Step by Step Solution
- Step 1: Write the proportion equation
1,693,709.93 : 2,337,309.73 = 919,356.14 : x - Step 2: Convert to fraction form
1,693,709.93/2,337,309.73 = 919,356.14/x - Step 3: Cross multiply
1,693,709.93x = 2,337,309.73 × 919,356.14 - Step 4: Simplify right side
1,693,709.93x = 2,148,820,051,357.24 - Step 5: Solve for x
x = 2,148,820,051,357.24/1,693,709.93 - Step 6: Final answer
x = 1,268,706.06
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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.