Finding the Fourth Proportional to 4,442,515.08, 6,663,772.64 and 1,076,722.08
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Solution
The fourth proportional to 4,442,515.08, 6,663,772.64 and 1,076,722.08 is: 1,615,083.12
Step by Step Solution
- Step 1: Write the proportion equation
4,442,515.08 : 6,663,772.64 = 1,076,722.08 : x - Step 2: Convert to fraction form
4,442,515.08/6,663,772.64 = 1,076,722.08/x - Step 3: Cross multiply
4,442,515.08x = 6,663,772.64 × 1,076,722.08 - Step 4: Simplify right side
4,442,515.08x = 7,175,031,137,587.89 - Step 5: Solve for x
x = 7,175,031,137,587.89/4,442,515.08 - Step 6: Final answer
x = 1,615,083.12
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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.