Finding the Fourth Proportional to 705,325.52, 973,647.05 and 476,193.06
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Solution
The fourth proportional to 705,325.52, 973,647.05 and 476,193.06 is: 657,347.50
Step by Step Solution
- Step 1: Write the proportion equation
705,325.52 : 973,647.05 = 476,193.06 : x - Step 2: Convert to fraction form
705,325.52/973,647.05 = 476,193.06/x - Step 3: Cross multiply
705,325.52x = 973,647.05 × 476,193.06 - Step 4: Simplify right side
705,325.52x = 463,643,963,231.24 - Step 5: Solve for x
x = 463,643,963,231.24/705,325.52 - Step 6: Final answer
x = 657,347.50
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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.