Finding the Fourth Proportional to 351,201.24, 526,920.12 and 111,354.30
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Solution
The fourth proportional to 351,201.24, 526,920.12 and 111,354.30 is: 167,068.95
Step by Step Solution
- Step 1: Write the proportion equation
351,201.24 : 526,920.12 = 111,354.30 : x - Step 2: Convert to fraction form
351,201.24/526,920.12 = 111,354.30/x - Step 3: Cross multiply
351,201.24x = 526,920.12 × 111,354.30 - Step 4: Simplify right side
351,201.24x = 58,674,821,118.52 - Step 5: Solve for x
x = 58,674,821,118.52/351,201.24 - Step 6: Final answer
x = 167,068.95
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1.5x scale
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.