Finding the Fourth Proportional to 692,652.05, 1,036,614.90 and 580,458.95
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Solution
The fourth proportional to 692,652.05, 1,036,614.90 and 580,458.95 is: 868,708.03
Step by Step Solution
- Step 1: Write the proportion equation
692,652.05 : 1,036,614.90 = 580,458.95 : x - Step 2: Convert to fraction form
692,652.05/1,036,614.90 = 580,458.95/x - Step 3: Cross multiply
692,652.05x = 1,036,614.90 × 580,458.95 - Step 4: Simplify right side
692,652.05x = 601,712,396,408.36 - Step 5: Solve for x
x = 601,712,396,408.36/692,652.05 - Step 6: Final answer
x = 868,708.03
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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.