Finding the Fourth Proportional to 537,725.11, 742,070.09 and 292,716.91
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Solution
The fourth proportional to 537,725.11, 742,070.09 and 292,716.91 is: 403,954.47
Step by Step Solution
- Step 1: Write the proportion equation
537,725.11 : 742,070.09 = 292,716.91 : x - Step 2: Convert to fraction form
537,725.11/742,070.09 = 292,716.91/x - Step 3: Cross multiply
537,725.11x = 742,070.09 × 292,716.91 - Step 4: Simplify right side
537,725.11x = 217,216,463,748.22 - Step 5: Solve for x
x = 217,216,463,748.22/537,725.11 - Step 6: Final answer
x = 403,954.47
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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.