Finding the Fourth Proportional to 572,216.13, 858,455.15 and 248,058.63
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Solution
The fourth proportional to 572,216.13, 858,455.15 and 248,058.63 is: 372,144.71
Step by Step Solution
- Step 1: Write the proportion equation
572,216.13 : 858,455.15 = 248,058.63 : x - Step 2: Convert to fraction form
572,216.13/858,455.15 = 248,058.63/x - Step 3: Cross multiply
572,216.13x = 858,455.15 × 248,058.63 - Step 4: Simplify right side
572,216.13x = 212,947,207,185.15 - Step 5: Solve for x
x = 212,947,207,185.15/572,216.13 - Step 6: Final answer
x = 372,144.71
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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.