Finding the Fourth Proportional to 1,577,378.56, 2,176,783.32 and 852,226.06
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Solution
The fourth proportional to 1,577,378.56, 2,176,783.32 and 852,226.06 is: 1,176,072.45
Step by Step Solution
- Step 1: Write the proportion equation
1,577,378.56 : 2,176,783.32 = 852,226.06 : x - Step 2: Convert to fraction form
1,577,378.56/2,176,783.32 = 852,226.06/x - Step 3: Cross multiply
1,577,378.56x = 2,176,783.32 × 852,226.06 - Step 4: Simplify right side
1,577,378.56x = 1,855,111,472,277.32 - Step 5: Solve for x
x = 1,855,111,472,277.32/1,577,378.56 - Step 6: Final answer
x = 1,176,072.45
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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.