Finding the Fourth Proportional to 1,071,803.36, 1,606,203.84 and 805,394
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Solution
The fourth proportional to 1,071,803.36, 1,606,203.84 and 805,394 is: 1,206,962.94
Step by Step Solution
- Step 1: Write the proportion equation
1,071,803.36 : 1,606,203.84 = 805,394 : x - Step 2: Convert to fraction form
1,071,803.36/1,606,203.84 = 805,394/x - Step 3: Cross multiply
1,071,803.36x = 1,606,203.84 × 805,394 - Step 4: Simplify right side
1,071,803.36x = 1,293,626,935,512.96 - Step 5: Solve for x
x = 1,293,626,935,512.96/1,071,803.36 - Step 6: Final answer
x = 1,206,962.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.