Finding the Fourth Proportional to 585,203.63, 807,581.00 and 316,931.63
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Solution
The fourth proportional to 585,203.63, 807,581.00 and 316,931.63 is: 437,365.64
Step by Step Solution
- Step 1: Write the proportion equation
585,203.63 : 807,581.00 = 316,931.63 : x - Step 2: Convert to fraction form
585,203.63/807,581.00 = 316,931.63/x - Step 3: Cross multiply
585,203.63x = 807,581.00 × 316,931.63 - Step 4: Simplify right side
585,203.63x = 255,947,959,441.45 - Step 5: Solve for x
x = 255,947,959,441.45/585,203.63 - Step 6: Final answer
x = 437,365.64
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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.