Finding the Fourth Proportional to 1,585,177.47, 2,187,557.28 and 931,627.98
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Solution
The fourth proportional to 1,585,177.47, 2,187,557.28 and 931,627.98 is: 1,285,653.88
Step by Step Solution
- Step 1: Write the proportion equation
1,585,177.47 : 2,187,557.28 = 931,627.98 : x - Step 2: Convert to fraction form
1,585,177.47/2,187,557.28 = 931,627.98/x - Step 3: Cross multiply
1,585,177.47x = 2,187,557.28 × 931,627.98 - Step 4: Simplify right side
1,585,177.47x = 2,037,989,569,900.69 - Step 5: Solve for x
x = 2,037,989,569,900.69/1,585,177.47 - Step 6: Final answer
x = 1,285,653.88
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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.