Home / 593,670.32-890,515.20-172,969.28

Finding the Fourth Proportional to 593,670.32, 890,515.20 and 172,969.28

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Solution

The fourth proportional to 593,670.32, 890,515.20 and 172,969.28 is: 259,456.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,670.32 : 890,515.20 = 172,969.28 : x
  2. Step 2: Convert to fraction form
    593,670.32/890,515.20 = 172,969.28/x
  3. Step 3: Cross multiply
    593,670.32x = 890,515.20 × 172,969.28
  4. Step 4: Simplify right side
    593,670.32x = 154,031,772,973.06
  5. Step 5: Solve for x
    x = 154,031,772,973.06/593,670.32
  6. Step 6: Final answer
    x = 259,456.75

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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.