Finding the Fourth Proportional to 584,821.08, 807,054.30 and 316,549.08
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Solution
The fourth proportional to 584,821.08, 807,054.30 and 316,549.08 is: 436,838.39
Step by Step Solution
- Step 1: Write the proportion equation
584,821.08 : 807,054.30 = 316,549.08 : x - Step 2: Convert to fraction form
584,821.08/807,054.30 = 316,549.08/x - Step 3: Cross multiply
584,821.08x = 807,054.30 × 316,549.08 - Step 4: Simplify right side
584,821.08x = 255,472,296,175.04 - Step 5: Solve for x
x = 255,472,296,175.04/584,821.08 - Step 6: Final answer
x = 436,838.39
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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.