Finding the Fourth Proportional to 736,743.08, 1,016,764.50 and 414,433.95
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Solution
The fourth proportional to 736,743.08, 1,016,764.50 and 414,433.95 is: 571,952.07
Step by Step Solution
- Step 1: Write the proportion equation
736,743.08 : 1,016,764.50 = 414,433.95 : x - Step 2: Convert to fraction form
736,743.08/1,016,764.50 = 414,433.95/x - Step 3: Cross multiply
736,743.08x = 1,016,764.50 × 414,433.95 - Step 4: Simplify right side
736,743.08x = 421,381,727,954.78 - Step 5: Solve for x
x = 421,381,727,954.78/736,743.08 - Step 6: Final answer
x = 571,952.07
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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.