Finding the Fourth Proportional to 552,178.80, 827,101.80 and 458,866.80
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Solution
The fourth proportional to 552,178.80, 827,101.80 and 458,866.80 is: 687,330.91
Step by Step Solution
- Step 1: Write the proportion equation
552,178.80 : 827,101.80 = 458,866.80 : x - Step 2: Convert to fraction form
552,178.80/827,101.80 = 458,866.80/x - Step 3: Cross multiply
552,178.80x = 827,101.80 × 458,866.80 - Step 4: Simplify right side
552,178.80x = 379,529,556,240.24 - Step 5: Solve for x
x = 379,529,556,240.24/552,178.80 - Step 6: Final answer
x = 687,330.91
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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.