Finding the Fourth Proportional to 423,810.36, 584,866.58 and 232,830.99
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Solution
The fourth proportional to 423,810.36, 584,866.58 and 232,830.99 is: 321,311.31
Step by Step Solution
- Step 1: Write the proportion equation
423,810.36 : 584,866.58 = 232,830.99 : x - Step 2: Convert to fraction form
423,810.36/584,866.58 = 232,830.99/x - Step 3: Cross multiply
423,810.36x = 584,866.58 × 232,830.99 - Step 4: Simplify right side
423,810.36x = 136,175,063,675.16 - Step 5: Solve for x
x = 136,175,063,675.16/423,810.36 - Step 6: Final answer
x = 321,311.31
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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.