Home / 525,736.36-788,630.66-256,112.07

Finding the Fourth Proportional to 525,736.36, 788,630.66 and 256,112.07

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Solution

The fourth proportional to 525,736.36, 788,630.66 and 256,112.07 is: 384,180.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,736.36 : 788,630.66 = 256,112.07 : x
  2. Step 2: Convert to fraction form
    525,736.36/788,630.66 = 256,112.07/x
  3. Step 3: Cross multiply
    525,736.36x = 788,630.66 × 256,112.07
  4. Step 4: Simplify right side
    525,736.36x = 201,977,830,798.07
  5. Step 5: Solve for x
    x = 201,977,830,798.07/525,736.36
  6. Step 6: Final answer
    x = 384,180.83

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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.