Home / 425,984.16-587,844.72-242,242.68

Finding the Fourth Proportional to 425,984.16, 587,844.72 and 242,242.68

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Solution

The fourth proportional to 425,984.16, 587,844.72 and 242,242.68 is: 334,287.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,984.16 : 587,844.72 = 242,242.68 : x
  2. Step 2: Convert to fraction form
    425,984.16/587,844.72 = 242,242.68/x
  3. Step 3: Cross multiply
    425,984.16x = 587,844.72 × 242,242.68
  4. Step 4: Simplify right side
    425,984.16x = 142,401,080,396.65
  5. Step 5: Solve for x
    x = 142,401,080,396.65/425,984.16
  6. Step 6: Final answer
    x = 334,287.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.