Finding the Fourth Proportional to 1,621,871.57, 2,432,551.95 and 542,375.82
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Solution
The fourth proportional to 1,621,871.57, 2,432,551.95 and 542,375.82 is: 813,478.32
Step by Step Solution
- Step 1: Write the proportion equation
1,621,871.57 : 2,432,551.95 = 542,375.82 : x - Step 2: Convert to fraction form
1,621,871.57/2,432,551.95 = 542,375.82/x - Step 3: Cross multiply
1,621,871.57x = 2,432,551.95 × 542,375.82 - Step 4: Simplify right side
1,621,871.57x = 1,319,357,358,573.85 - Step 5: Solve for x
x = 1,319,357,358,573.85/1,621,871.57 - Step 6: Final answer
x = 813,478.32
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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.