Finding the Fourth Proportional to 852,301.12, 1,175,679.48 and 546,269.08
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Solution
The fourth proportional to 852,301.12, 1,175,679.48 and 546,269.08 is: 753,533.38
Step by Step Solution
- Step 1: Write the proportion equation
852,301.12 : 1,175,679.48 = 546,269.08 : x - Step 2: Convert to fraction form
852,301.12/1,175,679.48 = 546,269.08/x - Step 3: Cross multiply
852,301.12x = 1,175,679.48 × 546,269.08 - Step 4: Simplify right side
852,301.12x = 642,237,347,914.48 - Step 5: Solve for x
x = 642,237,347,914.48/852,301.12 - Step 6: Final answer
x = 753,533.38
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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.