Finding the Fourth Proportional to 461,546.68, 636,934.08 and 260,342.68
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Solution
The fourth proportional to 461,546.68, 636,934.08 and 260,342.68 is: 359,272.71
Step by Step Solution
- Step 1: Write the proportion equation
461,546.68 : 636,934.08 = 260,342.68 : x - Step 2: Convert to fraction form
461,546.68/636,934.08 = 260,342.68/x - Step 3: Cross multiply
461,546.68x = 636,934.08 × 260,342.68 - Step 4: Simplify right side
461,546.68x = 165,821,125,370.53 - Step 5: Solve for x
x = 165,821,125,370.53/461,546.68 - Step 6: Final answer
x = 359,272.71
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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.