Finding the Fourth Proportional to 846,575.24, 1,168,288.08 and 464,637.56
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Solution
The fourth proportional to 846,575.24, 1,168,288.08 and 464,637.56 is: 641,207.65
Step by Step Solution
- Step 1: Write the proportion equation
846,575.24 : 1,168,288.08 = 464,637.56 : x - Step 2: Convert to fraction form
846,575.24/1,168,288.08 = 464,637.56/x - Step 3: Cross multiply
846,575.24x = 1,168,288.08 × 464,637.56 - Step 4: Simplify right side
846,575.24x = 542,830,522,868.29 - Step 5: Solve for x
x = 542,830,522,868.29/846,575.24 - Step 6: Final answer
x = 641,207.65
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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.