Finding the Fourth Proportional to 4,924,963.80, 7,387,445.70 and 3,035,395.80
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Solution
The fourth proportional to 4,924,963.80, 7,387,445.70 and 3,035,395.80 is: 4,553,093.70
Step by Step Solution
- Step 1: Write the proportion equation
4,924,963.80 : 7,387,445.70 = 3,035,395.80 : x - Step 2: Convert to fraction form
4,924,963.80/7,387,445.70 = 3,035,395.80/x - Step 3: Cross multiply
4,924,963.80x = 7,387,445.70 × 3,035,395.80 - Step 4: Simplify right side
4,924,963.80x = 22,423,821,650,508.06 - Step 5: Solve for x
x = 22,423,821,650,508.06/4,924,963.80 - Step 6: Final answer
x = 4,553,093.70
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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.