Home / 525,839.40-788,759.10-226,463.40

Finding the Fourth Proportional to 525,839.40, 788,759.10 and 226,463.40

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Solution

The fourth proportional to 525,839.40, 788,759.10 and 226,463.40 is: 339,695.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,839.40 : 788,759.10 = 226,463.40 : x
  2. Step 2: Convert to fraction form
    525,839.40/788,759.10 = 226,463.40/x
  3. Step 3: Cross multiply
    525,839.40x = 788,759.10 × 226,463.40
  4. Step 4: Simplify right side
    525,839.40x = 178,625,067,566.94
  5. Step 5: Solve for x
    x = 178,625,067,566.94/525,839.40
  6. Step 6: Final answer
    x = 339,695.10

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.