Finding the Fourth Proportional to 5,983,718.72, 8,968,929.76 and 4,559,078.08
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Solution
The fourth proportional to 5,983,718.72, 8,968,929.76 and 4,559,078.08 is: 6,833,551.67
Step by Step Solution
- Step 1: Write the proportion equation
5,983,718.72 : 8,968,929.76 = 4,559,078.08 : x - Step 2: Convert to fraction form
5,983,718.72/8,968,929.76 = 4,559,078.08/x - Step 3: Cross multiply
5,983,718.72x = 8,968,929.76 × 4,559,078.08 - Step 4: Simplify right side
5,983,718.72x = 40,890,051,069,875.66 - Step 5: Solve for x
x = 40,890,051,069,875.66/5,983,718.72 - Step 6: Final answer
x = 6,833,551.67
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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.