Finding the Fourth Proportional to 692,497.23, 955,621.08 and 434,513.24
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Solution
The fourth proportional to 692,497.23, 955,621.08 and 434,513.24 is: 599,612.53
Step by Step Solution
- Step 1: Write the proportion equation
692,497.23 : 955,621.08 = 434,513.24 : x - Step 2: Convert to fraction form
692,497.23/955,621.08 = 434,513.24/x - Step 3: Cross multiply
692,497.23x = 955,621.08 × 434,513.24 - Step 4: Simplify right side
692,497.23x = 415,230,011,683.10 - Step 5: Solve for x
x = 415,230,011,683.10/692,497.23 - Step 6: Final answer
x = 599,612.53
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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.