Finding the Fourth Proportional to 927,556.79, 1,279,737.83 and 519,603.53
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Solution
The fourth proportional to 927,556.79, 1,279,737.83 and 519,603.53 is: 716,890.11
Step by Step Solution
- Step 1: Write the proportion equation
927,556.79 : 1,279,737.83 = 519,603.53 : x - Step 2: Convert to fraction form
927,556.79/1,279,737.83 = 519,603.53/x - Step 3: Cross multiply
927,556.79x = 1,279,737.83 × 519,603.53 - Step 4: Simplify right side
927,556.79x = 664,956,288,842.86 - Step 5: Solve for x
x = 664,956,288,842.86/927,556.79 - Step 6: Final answer
x = 716,890.11
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.