Finding the Fourth Proportional to 292,881.84, 404,220.12 and 185,461.68
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Solution
The fourth proportional to 292,881.84, 404,220.12 and 185,461.68 is: 255,964.46
Step by Step Solution
- Step 1: Write the proportion equation
292,881.84 : 404,220.12 = 185,461.68 : x - Step 2: Convert to fraction form
292,881.84/404,220.12 = 185,461.68/x - Step 3: Cross multiply
292,881.84x = 404,220.12 × 185,461.68 - Step 4: Simplify right side
292,881.84x = 74,967,342,545.00 - Step 5: Solve for x
x = 74,967,342,545.00/292,881.84 - Step 6: Final answer
x = 255,964.46
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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.