Finding the Fourth Proportional to 455,877.16, 683,601.09 and 266,392.29
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Solution
The fourth proportional to 455,877.16, 683,601.09 and 266,392.29 is: 399,463.00
Step by Step Solution
- Step 1: Write the proportion equation
455,877.16 : 683,601.09 = 266,392.29 : x - Step 2: Convert to fraction form
455,877.16/683,601.09 = 266,392.29/x - Step 3: Cross multiply
455,877.16x = 683,601.09 × 266,392.29 - Step 4: Simplify right side
455,877.16x = 182,106,061,376.13 - Step 5: Solve for x
x = 182,106,061,376.13/455,877.16 - Step 6: Final answer
x = 399,463.00
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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.