Finding the Fourth Proportional to 881,814.70, 1,217,027.76 and 637,592.44
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Solution
The fourth proportional to 881,814.70, 1,217,027.76 and 637,592.44 is: 879,966.84
Step by Step Solution
- Step 1: Write the proportion equation
881,814.70 : 1,217,027.76 = 637,592.44 : x - Step 2: Convert to fraction form
881,814.70/1,217,027.76 = 637,592.44/x - Step 3: Cross multiply
881,814.70x = 1,217,027.76 × 637,592.44 - Step 4: Simplify right side
881,814.70x = 775,967,699,046.13 - Step 5: Solve for x
x = 775,967,699,046.13/881,814.70 - Step 6: Final answer
x = 879,966.84
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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.