Finding the Fourth Proportional to 1,073,637.47, 1,610,414.14 and 363,665.49
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Solution
The fourth proportional to 1,073,637.47, 1,610,414.14 and 363,665.49 is: 545,483.99
Step by Step Solution
- Step 1: Write the proportion equation
1,073,637.47 : 1,610,414.14 = 363,665.49 : x - Step 2: Convert to fraction form
1,073,637.47/1,610,414.14 = 363,665.49/x - Step 3: Cross multiply
1,073,637.47x = 1,610,414.14 × 363,665.49 - Step 4: Simplify right side
1,073,637.47x = 585,652,047,326.03 - Step 5: Solve for x
x = 585,652,047,326.03/1,073,637.47 - Step 6: Final answer
x = 545,483.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.