Finding the Fourth Proportional to 531,539.22, 733,701.87 and 316,746.66
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Solution
The fourth proportional to 531,539.22, 733,701.87 and 316,746.66 is: 437,216.31
Step by Step Solution
- Step 1: Write the proportion equation
531,539.22 : 733,701.87 = 316,746.66 : x - Step 2: Convert to fraction form
531,539.22/733,701.87 = 316,746.66/x - Step 3: Cross multiply
531,539.22x = 733,701.87 × 316,746.66 - Step 4: Simplify right side
531,539.22x = 232,397,616,758.25 - Step 5: Solve for x
x = 232,397,616,758.25/531,539.22 - Step 6: Final answer
x = 437,216.31
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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.