Finding the Fourth Proportional to 1,580,823.14, 2,371,611.96 and 515,867.13
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Solution
The fourth proportional to 1,580,823.14, 2,371,611.96 and 515,867.13 is: 773,923.80
Step by Step Solution
- Step 1: Write the proportion equation
1,580,823.14 : 2,371,611.96 = 515,867.13 : x - Step 2: Convert to fraction form
1,580,823.14/2,371,611.96 = 515,867.13/x - Step 3: Cross multiply
1,580,823.14x = 2,371,611.96 × 515,867.13 - Step 4: Simplify right side
1,580,823.14x = 1,223,436,655,278.87 - Step 5: Solve for x
x = 1,223,436,655,278.87/1,580,823.14 - Step 6: Final answer
x = 773,923.80
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1.5x scale
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.