Finding the Fourth Proportional to 586,763.64, 808,938.73 and 501,636.99
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Solution
The fourth proportional to 586,763.64, 808,938.73 and 501,636.99 is: 691,579.30
Step by Step Solution
- Step 1: Write the proportion equation
586,763.64 : 808,938.73 = 501,636.99 : x - Step 2: Convert to fraction form
586,763.64/808,938.73 = 501,636.99/x - Step 3: Cross multiply
586,763.64x = 808,938.73 × 501,636.99 - Step 4: Simplify right side
586,763.64x = 405,793,587,103.44 - Step 5: Solve for x
x = 405,793,587,103.44/586,763.64 - Step 6: Final answer
x = 691,579.30
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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.