Finding the Fourth Proportional to 785,578.23, 1,084,512.23 and 528,805.19
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Solution
The fourth proportional to 785,578.23, 1,084,512.23 and 528,805.19 is: 730,030.02
Step by Step Solution
- Step 1: Write the proportion equation
785,578.23 : 1,084,512.23 = 528,805.19 : x - Step 2: Convert to fraction form
785,578.23/1,084,512.23 = 528,805.19/x - Step 3: Cross multiply
785,578.23x = 1,084,512.23 × 528,805.19 - Step 4: Simplify right side
785,578.23x = 573,495,687,775.89 - Step 5: Solve for x
x = 573,495,687,775.89/785,578.23 - Step 6: Final answer
x = 730,030.02
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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.