Home / 593,343.40-890,039.72-172,619.26

Finding the Fourth Proportional to 593,343.40, 890,039.72 and 172,619.26

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Solution

The fourth proportional to 593,343.40, 890,039.72 and 172,619.26 is: 258,936.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,343.40 : 890,039.72 = 172,619.26 : x
  2. Step 2: Convert to fraction form
    593,343.40/890,039.72 = 172,619.26/x
  3. Step 3: Cross multiply
    593,343.40x = 890,039.72 × 172,619.26
  4. Step 4: Simplify right side
    593,343.40x = 153,637,997,837.01
  5. Step 5: Solve for x
    x = 153,637,997,837.01/593,343.40
  6. Step 6: Final answer
    x = 258,936.05

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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.