Finding the Fourth Proportional to 292,603.08, 403,792.76 and 158,467.08
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Solution
The fourth proportional to 292,603.08, 403,792.76 and 158,467.08 is: 218,684.85
Step by Step Solution
- Step 1: Write the proportion equation
292,603.08 : 403,792.76 = 158,467.08 : x - Step 2: Convert to fraction form
292,603.08/403,792.76 = 158,467.08/x - Step 3: Cross multiply
292,603.08x = 403,792.76 × 158,467.08 - Step 4: Simplify right side
292,603.08x = 63,987,859,602.34 - Step 5: Solve for x
x = 63,987,859,602.34/292,603.08 - Step 6: Final answer
x = 218,684.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.