Finding the Fourth Proportional to 1,723,230.80, 2,584,943.40 and 525,192.20
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Solution
The fourth proportional to 1,723,230.80, 2,584,943.40 and 525,192.20 is: 787,817.92
Step by Step Solution
- Step 1: Write the proportion equation
1,723,230.80 : 2,584,943.40 = 525,192.20 : x - Step 2: Convert to fraction form
1,723,230.80/2,584,943.40 = 525,192.20/x - Step 3: Cross multiply
1,723,230.80x = 2,584,943.40 × 525,192.20 - Step 4: Simplify right side
1,723,230.80x = 1,357,592,111,121.48 - Step 5: Solve for x
x = 1,357,592,111,121.48/1,723,230.80 - Step 6: Final answer
x = 787,817.92
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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.