Finding the Fourth Proportional to 723,750.02, 998,755.74 and 417,816.06
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Solution
The fourth proportional to 723,750.02, 998,755.74 and 417,816.06 is: 576,575.03
Step by Step Solution
- Step 1: Write the proportion equation
723,750.02 : 998,755.74 = 417,816.06 : x - Step 2: Convert to fraction form
723,750.02/998,755.74 = 417,816.06/x - Step 3: Cross multiply
723,750.02x = 998,755.74 × 417,816.06 - Step 4: Simplify right side
723,750.02x = 417,296,188,189.18 - Step 5: Solve for x
x = 417,296,188,189.18/723,750.02 - Step 6: Final answer
x = 576,575.03
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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.