Finding the Fourth Proportional to 472,531.75, 652,070.14 and 268,555.73
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Solution
The fourth proportional to 472,531.75, 652,070.14 and 268,555.73 is: 370,593.45
Step by Step Solution
- Step 1: Write the proportion equation
472,531.75 : 652,070.14 = 268,555.73 : x - Step 2: Convert to fraction form
472,531.75/652,070.14 = 268,555.73/x - Step 3: Cross multiply
472,531.75x = 652,070.14 × 268,555.73 - Step 4: Simplify right side
472,531.75x = 175,117,168,527.16 - Step 5: Solve for x
x = 175,117,168,527.16/472,531.75 - Step 6: Final answer
x = 370,593.45
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1.5x scale
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.