Home / 525,536.32-788,894.16-210,213.04

Finding the Fourth Proportional to 525,536.32, 788,894.16 and 210,213.04

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Solution

The fourth proportional to 525,536.32, 788,894.16 and 210,213.04 is: 315,555.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,536.32 : 788,894.16 = 210,213.04 : x
  2. Step 2: Convert to fraction form
    525,536.32/788,894.16 = 210,213.04/x
  3. Step 3: Cross multiply
    525,536.32x = 788,894.16 × 210,213.04
  4. Step 4: Simplify right side
    525,536.32x = 165,835,839,611.85
  5. Step 5: Solve for x
    x = 165,835,839,611.85/525,536.32
  6. Step 6: Final answer
    x = 315,555.43

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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.