Finding the Fourth Proportional to 1,165,983.84, 1,745,025.24 and 716,989.08
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Solution
The fourth proportional to 1,165,983.84, 1,745,025.24 and 716,989.08 is: 1,073,054.36
Step by Step Solution
- Step 1: Write the proportion equation
1,165,983.84 : 1,745,025.24 = 716,989.08 : x - Step 2: Convert to fraction form
1,165,983.84/1,745,025.24 = 716,989.08/x - Step 3: Cross multiply
1,165,983.84x = 1,745,025.24 × 716,989.08 - Step 4: Simplify right side
1,165,983.84x = 1,251,164,041,404.38 - Step 5: Solve for x
x = 1,251,164,041,404.38/1,165,983.84 - Step 6: Final answer
x = 1,073,054.36
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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.