Finding the Fourth Proportional to 582,301,828.80, 873,452,743.20 and 310,204,036.80
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Solution
The fourth proportional to 582,301,828.80, 873,452,743.20 and 310,204,036.80 is: 465,306,055.20
Step by Step Solution
- Step 1: Write the proportion equation
582,301,828.80 : 873,452,743.20 = 310,204,036.80 : x - Step 2: Convert to fraction form
582,301,828.80/873,452,743.20 = 310,204,036.80/x - Step 3: Cross multiply
582,301,828.80x = 873,452,743.20 × 310,204,036.80 - Step 4: Simplify right side
582,301,828.80x = 270,948,566,894,673,760 - Step 5: Solve for x
x = 270,948,566,894,673,760/582,301,828.80 - Step 6: Final answer
x = 465,306,055.20
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.