Finding the Fourth Proportional to 626,989.19, 865,603.73 and 412,752.03
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Solution
The fourth proportional to 626,989.19, 865,603.73 and 412,752.03 is: 569,833.90
Step by Step Solution
- Step 1: Write the proportion equation
626,989.19 : 865,603.73 = 412,752.03 : x - Step 2: Convert to fraction form
626,989.19/865,603.73 = 412,752.03/x - Step 3: Cross multiply
626,989.19x = 865,603.73 × 412,752.03 - Step 4: Simplify right side
626,989.19x = 357,279,694,518.94 - Step 5: Solve for x
x = 357,279,694,518.94/626,989.19 - Step 6: Final answer
x = 569,833.90
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.