Finding the Fourth Proportional to 1,335,389.19, 1,842,927.49 and 754,410.81
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Solution
The fourth proportional to 1,335,389.19, 1,842,927.49 and 754,410.81 is: 1,041,138.00
Step by Step Solution
- Step 1: Write the proportion equation
1,335,389.19 : 1,842,927.49 = 754,410.81 : x - Step 2: Convert to fraction form
1,335,389.19/1,842,927.49 = 754,410.81/x - Step 3: Cross multiply
1,335,389.19x = 1,842,927.49 × 754,410.81 - Step 4: Simplify right side
1,335,389.19x = 1,390,324,428,356.16 - Step 5: Solve for x
x = 1,390,324,428,356.16/1,335,389.19 - Step 6: Final answer
x = 1,041,138.00
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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.