Finding the Fourth Proportional to 734,852,283.60, 1,102,278,425.40 and 326,705,595.60
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Solution
The fourth proportional to 734,852,283.60, 1,102,278,425.40 and 326,705,595.60 is: 490,058,393.40
Step by Step Solution
- Step 1: Write the proportion equation
734,852,283.60 : 1,102,278,425.40 = 326,705,595.60 : x - Step 2: Convert to fraction form
734,852,283.60/1,102,278,425.40 = 326,705,595.60/x - Step 3: Cross multiply
734,852,283.60x = 1,102,278,425.40 × 326,705,595.60 - Step 4: Simplify right side
734,852,283.60x = 360,120,529,487,337,216 - Step 5: Solve for x
x = 360,120,529,487,337,216/734,852,283.60 - Step 6: Final answer
x = 490,058,393.40
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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.