Finding the Fourth Proportional to 656,922.96, 907,066.76 and 514,089.99
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Solution
The fourth proportional to 656,922.96, 907,066.76 and 514,089.99 is: 709,845.70
Step by Step Solution
- Step 1: Write the proportion equation
656,922.96 : 907,066.76 = 514,089.99 : x - Step 2: Convert to fraction form
656,922.96/907,066.76 = 514,089.99/x - Step 3: Cross multiply
656,922.96x = 907,066.76 × 514,089.99 - Step 4: Simplify right side
656,922.96x = 466,313,939,007.28 - Step 5: Solve for x
x = 466,313,939,007.28/656,922.96 - Step 6: Final answer
x = 709,845.70
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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.