Finding the Fourth Proportional to 540,790.04, 746,276.55 and 299,066.18
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Solution
The fourth proportional to 540,790.04, 746,276.55 and 299,066.18 is: 412,703.75
Step by Step Solution
- Step 1: Write the proportion equation
540,790.04 : 746,276.55 = 299,066.18 : x - Step 2: Convert to fraction form
540,790.04/746,276.55 = 299,066.18/x - Step 3: Cross multiply
540,790.04x = 746,276.55 × 299,066.18 - Step 4: Simplify right side
540,790.04x = 223,186,077,032.08 - Step 5: Solve for x
x = 223,186,077,032.08/540,790.04 - Step 6: Final answer
x = 412,703.75
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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.