Finding the Fourth Proportional to 1,228,253.86, 1,843,415.97 and 518,791.06
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Solution
The fourth proportional to 1,228,253.86, 1,843,415.97 and 518,791.06 is: 778,623.83
Step by Step Solution
- Step 1: Write the proportion equation
1,228,253.86 : 1,843,415.97 = 518,791.06 : x - Step 2: Convert to fraction form
1,228,253.86/1,843,415.97 = 518,791.06/x - Step 3: Cross multiply
1,228,253.86x = 1,843,415.97 × 518,791.06 - Step 4: Simplify right side
1,228,253.86x = 956,347,725,097.23 - Step 5: Solve for x
x = 956,347,725,097.23/1,228,253.86 - Step 6: Final answer
x = 778,623.83
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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.