Finding the Fourth Proportional to 5,234,158.75, 7,222,071.35 and 3,058,281.06
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Solution
The fourth proportional to 5,234,158.75, 7,222,071.35 and 3,058,281.06 is: 4,219,804.00
Step by Step Solution
- Step 1: Write the proportion equation
5,234,158.75 : 7,222,071.35 = 3,058,281.06 : x - Step 2: Convert to fraction form
5,234,158.75/7,222,071.35 = 3,058,281.06/x - Step 3: Cross multiply
5,234,158.75x = 7,222,071.35 × 3,058,281.06 - Step 4: Simplify right side
5,234,158.75x = 22,087,124,008,382.23 - Step 5: Solve for x
x = 22,087,124,008,382.23/5,234,158.75 - Step 6: Final answer
x = 4,219,804.00
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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.