Finding the Fourth Proportional to 575,991.44, 864,372.80 and 239,032.44
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Solution
The fourth proportional to 575,991.44, 864,372.80 and 239,032.44 is: 358,708.70
Step by Step Solution
- Step 1: Write the proportion equation
575,991.44 : 864,372.80 = 239,032.44 : x - Step 2: Convert to fraction form
575,991.44/864,372.80 = 239,032.44/x - Step 3: Cross multiply
575,991.44x = 864,372.80 × 239,032.44 - Step 4: Simplify right side
575,991.44x = 206,613,139,453.63 - Step 5: Solve for x
x = 206,613,139,453.63/575,991.44 - Step 6: Final answer
x = 358,708.70
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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.