Finding the Fourth Proportional to 1,084,807.63, 1,627,482.36 and 765,582.99
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Solution
The fourth proportional to 1,084,807.63, 1,627,482.36 and 765,582.99 is: 1,148,565.67
Step by Step Solution
- Step 1: Write the proportion equation
1,084,807.63 : 1,627,482.36 = 765,582.99 : x - Step 2: Convert to fraction form
1,084,807.63/1,627,482.36 = 765,582.99/x - Step 3: Cross multiply
1,084,807.63x = 1,627,482.36 × 765,582.99 - Step 4: Simplify right side
1,084,807.63x = 1,245,972,808,108.93 - Step 5: Solve for x
x = 1,245,972,808,108.93/1,084,807.63 - Step 6: Final answer
x = 1,148,565.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.