Finding the Fourth Proportional to 412,368.08, 569,058.28 and 242,613.12
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Solution
The fourth proportional to 412,368.08, 569,058.28 and 242,613.12 is: 334,800.42
Step by Step Solution
- Step 1: Write the proportion equation
412,368.08 : 569,058.28 = 242,613.12 : x - Step 2: Convert to fraction form
412,368.08/569,058.28 = 242,613.12/x - Step 3: Cross multiply
412,368.08x = 569,058.28 × 242,613.12 - Step 4: Simplify right side
412,368.08x = 138,061,004,772.63 - Step 5: Solve for x
x = 138,061,004,772.63/412,368.08 - Step 6: Final answer
x = 334,800.42
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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.