Finding the Fourth Proportional to 1,241,933.99, 1,713,917.48 and 698,068.13
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Solution
The fourth proportional to 1,241,933.99, 1,713,917.48 and 698,068.13 is: 963,361.32
Step by Step Solution
- Step 1: Write the proportion equation
1,241,933.99 : 1,713,917.48 = 698,068.13 : x - Step 2: Convert to fraction form
1,241,933.99/1,713,917.48 = 698,068.13/x - Step 3: Cross multiply
1,241,933.99x = 1,713,917.48 × 698,068.13 - Step 4: Simplify right side
1,241,933.99x = 1,196,431,158,177.98 - Step 5: Solve for x
x = 1,196,431,158,177.98/1,241,933.99 - Step 6: Final answer
x = 963,361.32
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1.5x scale
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.