Finding the Fourth Proportional to 294,445.08, 406,346.67 and 167,132.52
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Solution
The fourth proportional to 294,445.08, 406,346.67 and 167,132.52 is: 230,649.95
Step by Step Solution
- Step 1: Write the proportion equation
294,445.08 : 406,346.67 = 167,132.52 : x - Step 2: Convert to fraction form
294,445.08/406,346.67 = 167,132.52/x - Step 3: Cross multiply
294,445.08x = 406,346.67 × 167,132.52 - Step 4: Simplify right side
294,445.08x = 67,913,742,950.71 - Step 5: Solve for x
x = 67,913,742,950.71/294,445.08 - Step 6: Final answer
x = 230,649.95
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1.5x scale
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.