Finding the Fourth Proportional to 293,329.36, 440,071.80 and 106,368.40
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Solution
The fourth proportional to 293,329.36, 440,071.80 and 106,368.40 is: 159,580.80
Step by Step Solution
- Step 1: Write the proportion equation
293,329.36 : 440,071.80 = 106,368.40 : x - Step 2: Convert to fraction form
293,329.36/440,071.80 = 106,368.40/x - Step 3: Cross multiply
293,329.36x = 440,071.80 × 106,368.40 - Step 4: Simplify right side
293,329.36x = 46,809,733,251.12 - Step 5: Solve for x
x = 46,809,733,251.12/293,329.36 - Step 6: Final answer
x = 159,580.80
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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.