Finding the Fourth Proportional to 1,552,573.08, 2,142,120.60 and 932,217.12
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Solution
The fourth proportional to 1,552,573.08, 2,142,120.60 and 932,217.12 is: 1,286,201.29
Step by Step Solution
- Step 1: Write the proportion equation
1,552,573.08 : 2,142,120.60 = 932,217.12 : x - Step 2: Convert to fraction form
1,552,573.08/2,142,120.60 = 932,217.12/x - Step 3: Cross multiply
1,552,573.08x = 2,142,120.60 × 932,217.12 - Step 4: Simplify right side
1,552,573.08x = 1,996,921,496,424.67 - Step 5: Solve for x
x = 1,996,921,496,424.67/1,552,573.08 - Step 6: Final answer
x = 1,286,201.29
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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.