Home / 753,691.14-1,040,081.76-414,152.10

Finding the Fourth Proportional to 753,691.14, 1,040,081.76 and 414,152.10

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Solution

The fourth proportional to 753,691.14, 1,040,081.76 and 414,152.10 is: 571,523.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,691.14 : 1,040,081.76 = 414,152.10 : x
  2. Step 2: Convert to fraction form
    753,691.14/1,040,081.76 = 414,152.10/x
  3. Step 3: Cross multiply
    753,691.14x = 1,040,081.76 × 414,152.10
  4. Step 4: Simplify right side
    753,691.14x = 430,752,045,075.70
  5. Step 5: Solve for x
    x = 430,752,045,075.70/753,691.14
  6. Step 6: Final answer
    x = 571,523.30

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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.