Finding the Fourth Proportional to 964,030.24, 1,330,406.58 and 534,319.84
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Solution
The fourth proportional to 964,030.24, 1,330,406.58 and 534,319.84 is: 737,386.24
Step by Step Solution
- Step 1: Write the proportion equation
964,030.24 : 1,330,406.58 = 534,319.84 : x - Step 2: Convert to fraction form
964,030.24/1,330,406.58 = 534,319.84/x - Step 3: Cross multiply
964,030.24x = 1,330,406.58 × 534,319.84 - Step 4: Simplify right side
964,030.24x = 710,862,630,960.55 - Step 5: Solve for x
x = 710,862,630,960.55/964,030.24 - Step 6: Final answer
x = 737,386.24
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1.5x scale
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.