Finding the Fourth Proportional to 1,163,634.24, 1,605,805.20 and 654,325.68
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Solution
The fourth proportional to 1,163,634.24, 1,605,805.20 and 654,325.68 is: 902,963.79
Step by Step Solution
- Step 1: Write the proportion equation
1,163,634.24 : 1,605,805.20 = 654,325.68 : x - Step 2: Convert to fraction form
1,163,634.24/1,605,805.20 = 654,325.68/x - Step 3: Cross multiply
1,163,634.24x = 1,605,805.20 × 654,325.68 - Step 4: Simplify right side
1,163,634.24x = 1,050,719,579,437.54 - Step 5: Solve for x
x = 1,050,719,579,437.54/1,163,634.24 - Step 6: Final answer
x = 902,963.79
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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.