Finding the Fourth Proportional to 201,726.70, 302,590.05 and 188,604.70
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Solution
The fourth proportional to 201,726.70, 302,590.05 and 188,604.70 is: 282,907.05
Step by Step Solution
- Step 1: Write the proportion equation
201,726.70 : 302,590.05 = 188,604.70 : x - Step 2: Convert to fraction form
201,726.70/302,590.05 = 188,604.70/x - Step 3: Cross multiply
201,726.70x = 302,590.05 × 188,604.70 - Step 4: Simplify right side
201,726.70x = 57,069,905,603.24 - Step 5: Solve for x
x = 57,069,905,603.24/201,726.70 - Step 6: Final answer
x = 282,907.05
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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.