Finding the Fourth Proportional to 845,560.62, 1,166,882.76 and 483,032.70
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Solution
The fourth proportional to 845,560.62, 1,166,882.76 and 483,032.70 is: 666,590.33
Step by Step Solution
- Step 1: Write the proportion equation
845,560.62 : 1,166,882.76 = 483,032.70 : x - Step 2: Convert to fraction form
845,560.62/1,166,882.76 = 483,032.70/x - Step 3: Cross multiply
845,560.62x = 1,166,882.76 × 483,032.70 - Step 4: Simplify right side
845,560.62x = 563,642,530,146.25 - Step 5: Solve for x
x = 563,642,530,146.25/845,560.62 - Step 6: Final answer
x = 666,590.33
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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.