Finding the Fourth Proportional to 348,545.02, 522,817.44 and 99,227.02
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Solution
The fourth proportional to 348,545.02, 522,817.44 and 99,227.02 is: 148,840.50
Step by Step Solution
- Step 1: Write the proportion equation
348,545.02 : 522,817.44 = 99,227.02 : x - Step 2: Convert to fraction form
348,545.02/522,817.44 = 99,227.02/x - Step 3: Cross multiply
348,545.02x = 522,817.44 × 99,227.02 - Step 4: Simplify right side
348,545.02x = 51,877,616,575.23 - Step 5: Solve for x
x = 51,877,616,575.23/348,545.02 - Step 6: Final answer
x = 148,840.50
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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.