Finding the Fourth Proportional to 996,015.14, 1,374,484.64 and 566,286.06
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Solution
The fourth proportional to 996,015.14, 1,374,484.64 and 566,286.06 is: 781,465.52
Step by Step Solution
- Step 1: Write the proportion equation
996,015.14 : 1,374,484.64 = 566,286.06 : x - Step 2: Convert to fraction form
996,015.14/1,374,484.64 = 566,286.06/x - Step 3: Cross multiply
996,015.14x = 1,374,484.64 × 566,286.06 - Step 4: Simplify right side
996,015.14x = 778,351,491,316.12 - Step 5: Solve for x
x = 778,351,491,316.12/996,015.14 - Step 6: Final answer
x = 781,465.52
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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.