Finding the Fourth Proportional to 543,822.36, 750,564.75 and 453,034.53
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Solution
The fourth proportional to 543,822.36, 750,564.75 and 453,034.53 is: 625,262.54
Step by Step Solution
- Step 1: Write the proportion equation
543,822.36 : 750,564.75 = 453,034.53 : x - Step 2: Convert to fraction form
543,822.36/750,564.75 = 453,034.53/x - Step 3: Cross multiply
543,822.36x = 750,564.75 × 453,034.53 - Step 4: Simplify right side
543,822.36x = 340,031,748,750.82 - Step 5: Solve for x
x = 340,031,748,750.82/543,822.36 - Step 6: Final answer
x = 625,262.54
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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.