Finding the Fourth Proportional to 606,370,809.30, 909,556,213.95 and 334,273,017.30
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Solution
The fourth proportional to 606,370,809.30, 909,556,213.95 and 334,273,017.30 is: 501,409,525.95
Step by Step Solution
- Step 1: Write the proportion equation
606,370,809.30 : 909,556,213.95 = 334,273,017.30 : x - Step 2: Convert to fraction form
606,370,809.30/909,556,213.95 = 334,273,017.30/x - Step 3: Cross multiply
606,370,809.30x = 909,556,213.95 × 334,273,017.30 - Step 4: Simplify right side
606,370,809.30x = 304,040,100,041,030,848 - Step 5: Solve for x
x = 304,040,100,041,030,848/606,370,809.30 - Step 6: Final answer
x = 501,409,525.95
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Double scale
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Similar ratio
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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.