Finding the Fourth Proportional to 1,336,920.84, 1,844,953.80 and 763,959.65
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Solution
The fourth proportional to 1,336,920.84, 1,844,953.80 and 763,959.65 is: 1,054,266.05
Step by Step Solution
- Step 1: Write the proportion equation
1,336,920.84 : 1,844,953.80 = 763,959.65 : x - Step 2: Convert to fraction form
1,336,920.84/1,844,953.80 = 763,959.65/x - Step 3: Cross multiply
1,336,920.84x = 1,844,953.80 × 763,959.65 - Step 4: Simplify right side
1,336,920.84x = 1,409,470,250,089.40 - Step 5: Solve for x
x = 1,409,470,250,089.40/1,336,920.84 - Step 6: Final answer
x = 1,054,266.05
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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.