Finding the Fourth Proportional to 422,973.99, 583,741.53 and 232,024.59
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Solution
The fourth proportional to 422,973.99, 583,741.53 and 232,024.59 is: 320,214.46
Step by Step Solution
- Step 1: Write the proportion equation
422,973.99 : 583,741.53 = 232,024.59 : x - Step 2: Convert to fraction form
422,973.99/583,741.53 = 232,024.59/x - Step 3: Cross multiply
422,973.99x = 583,741.53 × 232,024.59 - Step 4: Simplify right side
422,973.99x = 135,442,389,164.22 - Step 5: Solve for x
x = 135,442,389,164.22/422,973.99 - Step 6: Final answer
x = 320,214.46
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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.