Finding the Fourth Proportional to 483,569.13, 667,386.77 and 292,584.09
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Solution
The fourth proportional to 483,569.13, 667,386.77 and 292,584.09 is: 403,803.17
Step by Step Solution
- Step 1: Write the proportion equation
483,569.13 : 667,386.77 = 292,584.09 : x - Step 2: Convert to fraction form
483,569.13/667,386.77 = 292,584.09/x - Step 3: Cross multiply
483,569.13x = 667,386.77 × 292,584.09 - Step 4: Simplify right side
483,569.13x = 195,266,749,315.57 - Step 5: Solve for x
x = 195,266,749,315.57/483,569.13 - Step 6: Final answer
x = 403,803.17
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1.5x scale
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.