Finding the Fourth Proportional to 762,792.48, 1,053,045.60 and 537,444
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Solution
The fourth proportional to 762,792.48, 1,053,045.60 and 537,444 is: 741,948.90
Step by Step Solution
- Step 1: Write the proportion equation
762,792.48 : 1,053,045.60 = 537,444 : x - Step 2: Convert to fraction form
762,792.48/1,053,045.60 = 537,444/x - Step 3: Cross multiply
762,792.48x = 1,053,045.60 × 537,444 - Step 4: Simplify right side
762,792.48x = 565,953,039,446.40 - Step 5: Solve for x
x = 565,953,039,446.40/762,792.48 - Step 6: Final answer
x = 741,948.90
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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.