Home / 525,744.20-788,616.30-259,632.20

Finding the Fourth Proportional to 525,744.20, 788,616.30 and 259,632.20

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Solution

The fourth proportional to 525,744.20, 788,616.30 and 259,632.20 is: 389,448.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,744.20 : 788,616.30 = 259,632.20 : x
  2. Step 2: Convert to fraction form
    525,744.20/788,616.30 = 259,632.20/x
  3. Step 3: Cross multiply
    525,744.20x = 788,616.30 × 259,632.20
  4. Step 4: Simplify right side
    525,744.20x = 204,750,184,924.86
  5. Step 5: Solve for x
    x = 204,750,184,924.86/525,744.20
  6. Step 6: Final answer
    x = 389,448.30

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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.