Finding the Fourth Proportional to 709,895.04, 1,064,220.48 and 266,974.08
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Solution
The fourth proportional to 709,895.04, 1,064,220.48 and 266,974.08 is: 400,227.17
Step by Step Solution
- Step 1: Write the proportion equation
709,895.04 : 1,064,220.48 = 266,974.08 : x - Step 2: Convert to fraction form
709,895.04/1,064,220.48 = 266,974.08/x - Step 3: Cross multiply
709,895.04x = 1,064,220.48 × 266,974.08 - Step 4: Simplify right side
709,895.04x = 284,119,283,565.16 - Step 5: Solve for x
x = 284,119,283,565.16/709,895.04 - Step 6: Final answer
x = 400,227.17
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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.