Finding the Fourth Proportional to 839,237.18, 1,256,346.64 and 514,001.21
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Solution
The fourth proportional to 839,237.18, 1,256,346.64 and 514,001.21 is: 769,465.07
Step by Step Solution
- Step 1: Write the proportion equation
839,237.18 : 1,256,346.64 = 514,001.21 : x - Step 2: Convert to fraction form
839,237.18/1,256,346.64 = 514,001.21/x - Step 3: Cross multiply
839,237.18x = 1,256,346.64 × 514,001.21 - Step 4: Simplify right side
839,237.18x = 645,763,698,493.24 - Step 5: Solve for x
x = 645,763,698,493.24/839,237.18 - Step 6: Final answer
x = 769,465.07
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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.