Finding the Fourth Proportional to 1,953,479.11, 2,931,217.85 and 929,965.84
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Solution
The fourth proportional to 1,953,479.11, 2,931,217.85 and 929,965.84 is: 1,395,424.43
Step by Step Solution
- Step 1: Write the proportion equation
1,953,479.11 : 2,931,217.85 = 929,965.84 : x - Step 2: Convert to fraction form
1,953,479.11/2,931,217.85 = 929,965.84/x - Step 3: Cross multiply
1,953,479.11x = 2,931,217.85 × 929,965.84 - Step 4: Simplify right side
1,953,479.11x = 2,725,932,472,599.81 - Step 5: Solve for x
x = 2,725,932,472,599.81/1,953,479.11 - Step 6: Final answer
x = 1,395,424.43
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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.