Finding the Fourth Proportional to 721,594,207.84, 1,082,038,592.34 and 503,349,103.84
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Solution
The fourth proportional to 721,594,207.84, 1,082,038,592.34 and 503,349,103.84 is: 754,777,615.81
Step by Step Solution
- Step 1: Write the proportion equation
721,594,207.84 : 1,082,038,592.34 = 503,349,103.84 : x - Step 2: Convert to fraction form
721,594,207.84/1,082,038,592.34 = 503,349,103.84/x - Step 3: Cross multiply
721,594,207.84x = 1,082,038,592.34 × 503,349,103.84 - Step 4: Simplify right side
721,594,207.84x = 544,643,155,774,634,048 - Step 5: Solve for x
x = 544,643,155,774,634,048/721,594,207.84 - Step 6: Final answer
x = 754,777,615.81
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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.