Finding the Fourth Proportional to 794,214.12, 1,096,023.95 and 431,637.99
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Solution
The fourth proportional to 794,214.12, 1,096,023.95 and 431,637.99 is: 595,665.03
Step by Step Solution
- Step 1: Write the proportion equation
794,214.12 : 1,096,023.95 = 431,637.99 : x - Step 2: Convert to fraction form
794,214.12/1,096,023.95 = 431,637.99/x - Step 3: Cross multiply
794,214.12x = 1,096,023.95 × 431,637.99 - Step 4: Simplify right side
794,214.12x = 473,085,576,721.76 - Step 5: Solve for x
x = 473,085,576,721.76/794,214.12 - Step 6: Final answer
x = 595,665.03
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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.