Finding the Fourth Proportional to 963,971.64, 1,330,244.64 and 534,259.08
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Solution
The fourth proportional to 963,971.64, 1,330,244.64 and 534,259.08 is: 737,257.45
Step by Step Solution
- Step 1: Write the proportion equation
963,971.64 : 1,330,244.64 = 534,259.08 : x - Step 2: Convert to fraction form
963,971.64/1,330,244.64 = 534,259.08/x - Step 3: Cross multiply
963,971.64x = 1,330,244.64 × 534,259.08 - Step 4: Simplify right side
963,971.64x = 710,695,277,541.33 - Step 5: Solve for x
x = 710,695,277,541.33/963,971.64 - Step 6: Final answer
x = 737,257.45
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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.