Finding the Fourth Proportional to 953,480.30, 1,315,431.98 and 539,922.14
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Solution
The fourth proportional to 953,480.30, 1,315,431.98 and 539,922.14 is: 744,882.57
Step by Step Solution
- Step 1: Write the proportion equation
953,480.30 : 1,315,431.98 = 539,922.14 : x - Step 2: Convert to fraction form
953,480.30/1,315,431.98 = 539,922.14/x - Step 3: Cross multiply
953,480.30x = 1,315,431.98 × 539,922.14 - Step 4: Simplify right side
953,480.30x = 710,230,857,783.21 - Step 5: Solve for x
x = 710,230,857,783.21/953,480.30 - Step 6: Final answer
x = 744,882.57
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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.