Finding the Fourth Proportional to 626,564.87, 865,050.99 and 430,668.60
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Solution
The fourth proportional to 626,564.87, 865,050.99 and 430,668.60 is: 594,591.74
Step by Step Solution
- Step 1: Write the proportion equation
626,564.87 : 865,050.99 = 430,668.60 : x - Step 2: Convert to fraction form
626,564.87/865,050.99 = 430,668.60/x - Step 3: Cross multiply
626,564.87x = 865,050.99 × 430,668.60 - Step 4: Simplify right side
626,564.87x = 372,550,296,355.48 - Step 5: Solve for x
x = 372,550,296,355.48/626,564.87 - Step 6: Final answer
x = 594,591.74
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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.