Home / 753,841.08-1,040,304.06-414,331.20

Finding the Fourth Proportional to 753,841.08, 1,040,304.06 and 414,331.20

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Solution

The fourth proportional to 753,841.08, 1,040,304.06 and 414,331.20 is: 571,778.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,841.08 : 1,040,304.06 = 414,331.20 : x
  2. Step 2: Convert to fraction form
    753,841.08/1,040,304.06 = 414,331.20/x
  3. Step 3: Cross multiply
    753,841.08x = 1,040,304.06 × 414,331.20
  4. Step 4: Simplify right side
    753,841.08x = 431,030,429,544.67
  5. Step 5: Solve for x
    x = 431,030,429,544.67/753,841.08
  6. Step 6: Final answer
    x = 571,778.91

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Double scale
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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.