Finding the Fourth Proportional to 1,114,784.66, 1,538,394.36 and 605,490.68
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Solution
The fourth proportional to 1,114,784.66, 1,538,394.36 and 605,490.68 is: 835,572.53
Step by Step Solution
- Step 1: Write the proportion equation
1,114,784.66 : 1,538,394.36 = 605,490.68 : x - Step 2: Convert to fraction form
1,114,784.66/1,538,394.36 = 605,490.68/x - Step 3: Cross multiply
1,114,784.66x = 1,538,394.36 × 605,490.68 - Step 4: Simplify right side
1,114,784.66x = 931,483,439,452.59 - Step 5: Solve for x
x = 931,483,439,452.59/1,114,784.66 - Step 6: Final answer
x = 835,572.53
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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.