Finding the Fourth Proportional to 683,917.06, 943,776.18 and 377,977.63
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Solution
The fourth proportional to 683,917.06, 943,776.18 and 377,977.63 is: 521,592.90
Step by Step Solution
- Step 1: Write the proportion equation
683,917.06 : 943,776.18 = 377,977.63 : x - Step 2: Convert to fraction form
683,917.06/943,776.18 = 377,977.63/x - Step 3: Cross multiply
683,917.06x = 943,776.18 × 377,977.63 - Step 4: Simplify right side
683,917.06x = 356,726,283,766.85 - Step 5: Solve for x
x = 356,726,283,766.85/683,917.06 - Step 6: Final answer
x = 521,592.90
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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.