Home / 439,968.24-607,156.60-238,764.24

Finding the Fourth Proportional to 439,968.24, 607,156.60 and 238,764.24

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Solution

The fourth proportional to 439,968.24, 607,156.60 and 238,764.24 is: 329,494.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,968.24 : 607,156.60 = 238,764.24 : x
  2. Step 2: Convert to fraction form
    439,968.24/607,156.60 = 238,764.24/x
  3. Step 3: Cross multiply
    439,968.24x = 607,156.60 × 238,764.24
  4. Step 4: Simplify right side
    439,968.24x = 144,967,284,159.98
  5. Step 5: Solve for x
    x = 144,967,284,159.98/439,968.24
  6. Step 6: Final answer
    x = 329,494.88

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1.5x scale

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.