Finding the Fourth Proportional to 539,027.80, 808,541.70 and 183,988.60
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Solution
The fourth proportional to 539,027.80, 808,541.70 and 183,988.60 is: 275,982.90
Step by Step Solution
- Step 1: Write the proportion equation
539,027.80 : 808,541.70 = 183,988.60 : x - Step 2: Convert to fraction form
539,027.80/808,541.70 = 183,988.60/x - Step 3: Cross multiply
539,027.80x = 808,541.70 × 183,988.60 - Step 4: Simplify right side
539,027.80x = 148,762,455,424.62 - Step 5: Solve for x
x = 148,762,455,424.62/539,027.80 - Step 6: Final answer
x = 275,982.90
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.