Finding the Fourth Proportional to 1,768,981.78, 2,653,458.07 and 506,810.62
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Solution
The fourth proportional to 1,768,981.78, 2,653,458.07 and 506,810.62 is: 760,211.75
Step by Step Solution
- Step 1: Write the proportion equation
1,768,981.78 : 2,653,458.07 = 506,810.62 : x - Step 2: Convert to fraction form
1,768,981.78/2,653,458.07 = 506,810.62/x - Step 3: Cross multiply
1,768,981.78x = 2,653,458.07 × 506,810.62 - Step 4: Simplify right side
1,768,981.78x = 1,344,800,729,600.70 - Step 5: Solve for x
x = 1,344,800,729,600.70/1,768,981.78 - Step 6: Final answer
x = 760,211.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.