Finding the Fourth Proportional to 343,838.33, 515,763.86 and 119,206.08
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Solution
The fourth proportional to 343,838.33, 515,763.86 and 119,206.08 is: 178,811.33
Step by Step Solution
- Step 1: Write the proportion equation
343,838.33 : 515,763.86 = 119,206.08 : x - Step 2: Convert to fraction form
343,838.33/515,763.86 = 119,206.08/x - Step 3: Cross multiply
343,838.33x = 515,763.86 × 119,206.08 - Step 4: Simplify right side
343,838.33x = 61,482,187,360.24 - Step 5: Solve for x
x = 61,482,187,360.24/343,838.33 - Step 6: Final answer
x = 178,811.33
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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.