Finding the Fourth Proportional to 645,948.18, 968,553.05 and 196,536.15
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Solution
The fourth proportional to 645,948.18, 968,553.05 and 196,536.15 is: 294,691.88
Step by Step Solution
- Step 1: Write the proportion equation
645,948.18 : 968,553.05 = 196,536.15 : x - Step 2: Convert to fraction form
645,948.18/968,553.05 = 196,536.15/x - Step 3: Cross multiply
645,948.18x = 968,553.05 × 196,536.15 - Step 4: Simplify right side
645,948.18x = 190,355,686,535.08 - Step 5: Solve for x
x = 190,355,686,535.08/645,948.18 - Step 6: Final answer
x = 294,691.88
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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.