Finding the Fourth Proportional to 976,003.62, 1,346,871.78 and 546,283.62
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Solution
The fourth proportional to 976,003.62, 1,346,871.78 and 546,283.62 is: 753,864.00
Step by Step Solution
- Step 1: Write the proportion equation
976,003.62 : 1,346,871.78 = 546,283.62 : x - Step 2: Convert to fraction form
976,003.62/1,346,871.78 = 546,283.62/x - Step 3: Cross multiply
976,003.62x = 1,346,871.78 × 546,283.62 - Step 4: Simplify right side
976,003.62x = 735,773,991,654.24 - Step 5: Solve for x
x = 735,773,991,654.24/976,003.62 - Step 6: Final answer
x = 753,864.00
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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.