Finding the Fourth Proportional to 713,763.44, 1,070,306.28 and 414,335.84
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Solution
The fourth proportional to 713,763.44, 1,070,306.28 and 414,335.84 is: 621,307.04
Step by Step Solution
- Step 1: Write the proportion equation
713,763.44 : 1,070,306.28 = 414,335.84 : x - Step 2: Convert to fraction form
713,763.44/1,070,306.28 = 414,335.84/x - Step 3: Cross multiply
713,763.44x = 1,070,306.28 × 414,335.84 - Step 4: Simplify right side
713,763.44x = 443,466,251,581.08 - Step 5: Solve for x
x = 443,466,251,581.08/713,763.44 - Step 6: Final answer
x = 621,307.04
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.