Finding the Fourth Proportional to 569,295.84, 785,628.42 and 314,647.03
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Solution
The fourth proportional to 569,295.84, 785,628.42 and 314,647.03 is: 434,212.99
Step by Step Solution
- Step 1: Write the proportion equation
569,295.84 : 785,628.42 = 314,647.03 : x - Step 2: Convert to fraction form
569,295.84/785,628.42 = 314,647.03/x - Step 3: Cross multiply
569,295.84x = 785,628.42 × 314,647.03 - Step 4: Simplify right side
569,295.84x = 247,195,648,838.70 - Step 5: Solve for x
x = 247,195,648,838.70/569,295.84 - Step 6: Final answer
x = 434,212.99
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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.