Finding the Fourth Proportional to 614,430.77, 848,277.77 and 546,259.09
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Solution
The fourth proportional to 614,430.77, 848,277.77 and 546,259.09 is: 754,160.54
Step by Step Solution
- Step 1: Write the proportion equation
614,430.77 : 848,277.77 = 546,259.09 : x - Step 2: Convert to fraction form
614,430.77/848,277.77 = 546,259.09/x - Step 3: Cross multiply
614,430.77x = 848,277.77 × 546,259.09 - Step 4: Simplify right side
614,430.77x = 463,379,439,445.96 - Step 5: Solve for x
x = 463,379,439,445.96/614,430.77 - Step 6: Final answer
x = 754,160.54
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Half scale
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Double scale
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Similar ratio
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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.