Finding the Fourth Proportional to 706,117.20, 974,910.95 and 542,482.26
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Solution
The fourth proportional to 706,117.20, 974,910.95 and 542,482.26 is: 748,986.00
Step by Step Solution
- Step 1: Write the proportion equation
706,117.20 : 974,910.95 = 542,482.26 : x - Step 2: Convert to fraction form
706,117.20/974,910.95 = 542,482.26/x - Step 3: Cross multiply
706,117.20x = 974,910.95 × 542,482.26 - Step 4: Simplify right side
706,117.20x = 528,871,895,454.75 - Step 5: Solve for x
x = 528,871,895,454.75/706,117.20 - Step 6: Final answer
x = 748,986.00
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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.