Finding the Fourth Proportional to 563,992.40, 846,103.80 and 190,053.20
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Solution
The fourth proportional to 563,992.40, 846,103.80 and 190,053.20 is: 285,118.62
Step by Step Solution
- Step 1: Write the proportion equation
563,992.40 : 846,103.80 = 190,053.20 : x - Step 2: Convert to fraction form
563,992.40/846,103.80 = 190,053.20/x - Step 3: Cross multiply
563,992.40x = 846,103.80 × 190,053.20 - Step 4: Simplify right side
563,992.40x = 160,804,734,722.16 - Step 5: Solve for x
x = 160,804,734,722.16/563,992.40 - Step 6: Final answer
x = 285,118.62
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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.