Finding the Fourth Proportional to 704,893.10, 972,753.44 and 382,603.26
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Solution
The fourth proportional to 704,893.10, 972,753.44 and 382,603.26 is: 527,993.02
Step by Step Solution
- Step 1: Write the proportion equation
704,893.10 : 972,753.44 = 382,603.26 : x - Step 2: Convert to fraction form
704,893.10/972,753.44 = 382,603.26/x - Step 3: Cross multiply
704,893.10x = 972,753.44 × 382,603.26 - Step 4: Simplify right side
704,893.10x = 372,178,637,320.21 - Step 5: Solve for x
x = 372,178,637,320.21/704,893.10 - Step 6: Final answer
x = 527,993.02
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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.