Home / 593,137.20-889,619.40-172,369.20

Finding the Fourth Proportional to 593,137.20, 889,619.40 and 172,369.20

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Solution

The fourth proportional to 593,137.20, 889,619.40 and 172,369.20 is: 258,528.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,137.20 : 889,619.40 = 172,369.20 : x
  2. Step 2: Convert to fraction form
    593,137.20/889,619.40 = 172,369.20/x
  3. Step 3: Cross multiply
    593,137.20x = 889,619.40 × 172,369.20
  4. Step 4: Simplify right side
    593,137.20x = 153,342,984,282.48
  5. Step 5: Solve for x
    x = 153,342,984,282.48/593,137.20
  6. Step 6: Final answer
    x = 258,528.69

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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.