Finding the Fourth Proportional to 432,804.09, 597,300.56 and 239,207.63
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Solution
The fourth proportional to 432,804.09, 597,300.56 and 239,207.63 is: 330,123.62
Step by Step Solution
- Step 1: Write the proportion equation
432,804.09 : 597,300.56 = 239,207.63 : x - Step 2: Convert to fraction form
432,804.09/597,300.56 = 239,207.63/x - Step 3: Cross multiply
432,804.09x = 597,300.56 × 239,207.63 - Step 4: Simplify right side
432,804.09x = 142,878,854,455.03 - Step 5: Solve for x
x = 142,878,854,455.03/432,804.09 - Step 6: Final answer
x = 330,123.62
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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.