Finding the Fourth Proportional to 894,801.06, 1,234,789.11 and 512,562.06
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Solution
The fourth proportional to 894,801.06, 1,234,789.11 and 512,562.06 is: 707,314.82
Step by Step Solution
- Step 1: Write the proportion equation
894,801.06 : 1,234,789.11 = 512,562.06 : x - Step 2: Convert to fraction form
894,801.06/1,234,789.11 = 512,562.06/x - Step 3: Cross multiply
894,801.06x = 1,234,789.11 × 512,562.06 - Step 4: Simplify right side
894,801.06x = 632,906,049,887.17 - Step 5: Solve for x
x = 632,906,049,887.17/894,801.06 - Step 6: Final answer
x = 707,314.82
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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.