Finding the Fourth Proportional to 855,037.44, 1,179,986.40 and 473,058
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Solution
The fourth proportional to 855,037.44, 1,179,986.40 and 473,058 is: 652,839.26
Step by Step Solution
- Step 1: Write the proportion equation
855,037.44 : 1,179,986.40 = 473,058 : x - Step 2: Convert to fraction form
855,037.44/1,179,986.40 = 473,058/x - Step 3: Cross multiply
855,037.44x = 1,179,986.40 × 473,058 - Step 4: Simplify right side
855,037.44x = 558,202,006,411.20 - Step 5: Solve for x
x = 558,202,006,411.20/855,037.44 - Step 6: Final answer
x = 652,839.26
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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.