Finding the Fourth Proportional to 991,116.06, 1,367,624.13 and 583,128.18
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Solution
The fourth proportional to 991,116.06, 1,367,624.13 and 583,128.18 is: 804,648.62
Step by Step Solution
- Step 1: Write the proportion equation
991,116.06 : 1,367,624.13 = 583,128.18 : x - Step 2: Convert to fraction form
991,116.06/1,367,624.13 = 583,128.18/x - Step 3: Cross multiply
991,116.06x = 1,367,624.13 × 583,128.18 - Step 4: Simplify right side
991,116.06x = 797,500,169,850.98 - Step 5: Solve for x
x = 797,500,169,850.98/991,116.06 - Step 6: Final answer
x = 804,648.62
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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.