Finding the Fourth Proportional to 506,970.45, 699,652.71 and 292,124.07
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Solution
The fourth proportional to 506,970.45, 699,652.71 and 292,124.07 is: 403,150.51
Step by Step Solution
- Step 1: Write the proportion equation
506,970.45 : 699,652.71 = 292,124.07 : x - Step 2: Convert to fraction form
506,970.45/699,652.71 = 292,124.07/x - Step 3: Cross multiply
506,970.45x = 699,652.71 × 292,124.07 - Step 4: Simplify right side
506,970.45x = 204,385,397,231.73 - Step 5: Solve for x
x = 204,385,397,231.73/506,970.45 - Step 6: Final answer
x = 403,150.51
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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.