Finding the Fourth Proportional to 563,983.98, 845,778.87 and 226,937.18
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Solution
The fourth proportional to 563,983.98, 845,778.87 and 226,937.18 is: 340,326.45
Step by Step Solution
- Step 1: Write the proportion equation
563,983.98 : 845,778.87 = 226,937.18 : x - Step 2: Convert to fraction form
563,983.98/845,778.87 = 226,937.18/x - Step 3: Cross multiply
563,983.98x = 845,778.87 × 226,937.18 - Step 4: Simplify right side
563,983.98x = 191,938,667,432.49 - Step 5: Solve for x
x = 191,938,667,432.49/563,983.98 - Step 6: Final answer
x = 340,326.45
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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.