Finding the Fourth Proportional to 537,725.11, 742,217.36 and 351,483.63
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Solution
The fourth proportional to 537,725.11, 742,217.36 and 351,483.63 is: 485,149.84
Step by Step Solution
- Step 1: Write the proportion equation
537,725.11 : 742,217.36 = 351,483.63 : x - Step 2: Convert to fraction form
537,725.11/742,217.36 = 351,483.63/x - Step 3: Cross multiply
537,725.11x = 742,217.36 × 351,483.63 - Step 4: Simplify right side
537,725.11x = 260,877,251,941.82 - Step 5: Solve for x
x = 260,877,251,941.82/537,725.11 - Step 6: Final answer
x = 485,149.84
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1.5x scale
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.