Finding the Fourth Proportional to 366,415.10, 549,622.65 and 366,415.10
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Solution
The fourth proportional to 366,415.10, 549,622.65 and 366,415.10 is: 549,622.65
Step by Step Solution
- Step 1: Write the proportion equation
366,415.10 : 549,622.65 = 366,415.10 : x - Step 2: Convert to fraction form
366,415.10/549,622.65 = 366,415.10/x - Step 3: Cross multiply
366,415.10x = 549,622.65 × 366,415.10 - Step 4: Simplify right side
366,415.10x = 201,390,038,262.02 - Step 5: Solve for x
x = 201,390,038,262.02/366,415.10 - Step 6: Final answer
x = 549,622.65
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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.