Finding the Fourth Proportional to 266,885.36, 368,546.68 and 171,558.08
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Solution
The fourth proportional to 266,885.36, 368,546.68 and 171,558.08 is: 236,907.57
Step by Step Solution
- Step 1: Write the proportion equation
266,885.36 : 368,546.68 = 171,558.08 : x - Step 2: Convert to fraction form
266,885.36/368,546.68 = 171,558.08/x - Step 3: Cross multiply
266,885.36x = 368,546.68 × 171,558.08 - Step 4: Simplify right side
266,885.36x = 63,227,160,811.17 - Step 5: Solve for x
x = 63,227,160,811.17/266,885.36 - Step 6: Final answer
x = 236,907.57
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.