Finding the Fourth Proportional to 893,265.09, 1,232,567.06 and 530,679.63
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Solution
The fourth proportional to 893,265.09, 1,232,567.06 and 530,679.63 is: 732,255.45
Step by Step Solution
- Step 1: Write the proportion equation
893,265.09 : 1,232,567.06 = 530,679.63 : x - Step 2: Convert to fraction form
893,265.09/1,232,567.06 = 530,679.63/x - Step 3: Cross multiply
893,265.09x = 1,232,567.06 × 530,679.63 - Step 4: Simplify right side
893,265.09x = 654,098,231,350.99 - Step 5: Solve for x
x = 654,098,231,350.99/893,265.09 - Step 6: Final answer
x = 732,255.45
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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.