Finding the Fourth Proportional to 464,177.06, 640,774.23 and 292,347.55
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Solution
The fourth proportional to 464,177.06, 640,774.23 and 292,347.55 is: 403,571.81
Step by Step Solution
- Step 1: Write the proportion equation
464,177.06 : 640,774.23 = 292,347.55 : x - Step 2: Convert to fraction form
464,177.06/640,774.23 = 292,347.55/x - Step 3: Cross multiply
464,177.06x = 640,774.23 × 292,347.55 - Step 4: Simplify right side
464,177.06x = 187,328,774,641.70 - Step 5: Solve for x
x = 187,328,774,641.70/464,177.06 - Step 6: Final answer
x = 403,571.81
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.