Home / 552,050.12-828,074.16-172,999.89

Finding the Fourth Proportional to 552,050.12, 828,074.16 and 172,999.89

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Solution

The fourth proportional to 552,050.12, 828,074.16 and 172,999.89 is: 259,499.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,050.12 : 828,074.16 = 172,999.89 : x
  2. Step 2: Convert to fraction form
    552,050.12/828,074.16 = 172,999.89/x
  3. Step 3: Cross multiply
    552,050.12x = 828,074.16 × 172,999.89
  4. Step 4: Simplify right side
    552,050.12x = 143,256,738,591.84
  5. Step 5: Solve for x
    x = 143,256,738,591.84/552,050.12
  6. Step 6: Final answer
    x = 259,499.52

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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.