Finding the Fourth Proportional to 692,962.63, 956,288.42 and 375,010.63
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Solution
The fourth proportional to 692,962.63, 956,288.42 and 375,010.63 is: 517,514.66
Step by Step Solution
- Step 1: Write the proportion equation
692,962.63 : 956,288.42 = 375,010.63 : x - Step 2: Convert to fraction form
692,962.63/956,288.42 = 375,010.63/x - Step 3: Cross multiply
692,962.63x = 956,288.42 × 375,010.63 - Step 4: Simplify right side
692,962.63x = 358,618,322,845.91 - Step 5: Solve for x
x = 358,618,322,845.91/692,962.63 - Step 6: Final answer
x = 517,514.66
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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.