Finding the Fourth Proportional to 717,454.85, 1,076,334.08 and 237,655.49
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Solution
The fourth proportional to 717,454.85, 1,076,334.08 and 237,655.49 is: 356,533.51
Step by Step Solution
- Step 1: Write the proportion equation
717,454.85 : 1,076,334.08 = 237,655.49 : x - Step 2: Convert to fraction form
717,454.85/1,076,334.08 = 237,655.49/x - Step 3: Cross multiply
717,454.85x = 1,076,334.08 × 237,655.49 - Step 4: Simplify right side
717,454.85x = 255,796,696,616.15 - Step 5: Solve for x
x = 255,796,696,616.15/717,454.85 - Step 6: Final answer
x = 356,533.51
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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.