Finding the Fourth Proportional to 736,365.76, 1,016,178.39 and 414,068.99
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Solution
The fourth proportional to 736,365.76, 1,016,178.39 and 414,068.99 is: 571,411.63
Step by Step Solution
- Step 1: Write the proportion equation
736,365.76 : 1,016,178.39 = 414,068.99 : x - Step 2: Convert to fraction form
736,365.76/1,016,178.39 = 414,068.99/x - Step 3: Cross multiply
736,365.76x = 1,016,178.39 × 414,068.99 - Step 4: Simplify right side
736,365.76x = 420,767,958,336.90 - Step 5: Solve for x
x = 420,767,958,336.90/736,365.76 - Step 6: Final answer
x = 571,411.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.