Finding the Fourth Proportional to 925,625.06, 1,277,345.67 and 523,217.06
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Solution
The fourth proportional to 925,625.06, 1,277,345.67 and 523,217.06 is: 722,029.98
Step by Step Solution
- Step 1: Write the proportion equation
925,625.06 : 1,277,345.67 = 523,217.06 : x - Step 2: Convert to fraction form
925,625.06/1,277,345.67 = 523,217.06/x - Step 3: Cross multiply
925,625.06x = 1,277,345.67 × 523,217.06 - Step 4: Simplify right side
925,625.06x = 668,329,046,061.13 - Step 5: Solve for x
x = 668,329,046,061.13/925,625.06 - Step 6: Final answer
x = 722,029.98
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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.