Finding the Fourth Proportional to 903,024.63, 1,246,229.97 and 500,616.63
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Solution
The fourth proportional to 903,024.63, 1,246,229.97 and 500,616.63 is: 690,881.98
Step by Step Solution
- Step 1: Write the proportion equation
903,024.63 : 1,246,229.97 = 500,616.63 : x - Step 2: Convert to fraction form
903,024.63/1,246,229.97 = 500,616.63/x - Step 3: Cross multiply
903,024.63x = 1,246,229.97 × 500,616.63 - Step 4: Simplify right side
903,024.63x = 623,883,447,786.40 - Step 5: Solve for x
x = 623,883,447,786.40/903,024.63 - Step 6: Final answer
x = 690,881.98
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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.