Finding the Fourth Proportional to 1,941,570.56, 2,913,668.04 and 679,409.12
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Solution
The fourth proportional to 1,941,570.56, 2,913,668.04 and 679,409.12 is: 1,019,572.85
Step by Step Solution
- Step 1: Write the proportion equation
1,941,570.56 : 2,913,668.04 = 679,409.12 : x - Step 2: Convert to fraction form
1,941,570.56/2,913,668.04 = 679,409.12/x - Step 3: Cross multiply
1,941,570.56x = 2,913,668.04 × 679,409.12 - Step 4: Simplify right side
1,941,570.56x = 1,979,572,639,028.53 - Step 5: Solve for x
x = 1,979,572,639,028.53/1,941,570.56 - Step 6: Final answer
x = 1,019,572.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.