Finding the Fourth Proportional to 530,560.56, 731,941.08 and 349,038.96
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Solution
The fourth proportional to 530,560.56, 731,941.08 and 349,038.96 is: 481,520.82
Step by Step Solution
- Step 1: Write the proportion equation
530,560.56 : 731,941.08 = 349,038.96 : x - Step 2: Convert to fraction form
530,560.56/731,941.08 = 349,038.96/x - Step 3: Cross multiply
530,560.56x = 731,941.08 × 349,038.96 - Step 4: Simplify right side
530,560.56x = 255,475,953,344.48 - Step 5: Solve for x
x = 255,475,953,344.48/530,560.56 - Step 6: Final answer
x = 481,520.82
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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.