Finding the Fourth Proportional to 1,349,192.27, 1,862,115.68 and 805,356.11
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Solution
The fourth proportional to 1,349,192.27, 1,862,115.68 and 805,356.11 is: 1,111,528.93
Step by Step Solution
- Step 1: Write the proportion equation
1,349,192.27 : 1,862,115.68 = 805,356.11 : x - Step 2: Convert to fraction form
1,349,192.27/1,862,115.68 = 805,356.11/x - Step 3: Cross multiply
1,349,192.27x = 1,862,115.68 × 805,356.11 - Step 4: Simplify right side
1,349,192.27x = 1,499,666,240,414.80 - Step 5: Solve for x
x = 1,499,666,240,414.80/1,349,192.27 - Step 6: Final answer
x = 1,111,528.93
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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.