Home / 429,477.06-592,698.07-238,491.20

Finding the Fourth Proportional to 429,477.06, 592,698.07 and 238,491.20

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Solution

The fourth proportional to 429,477.06, 592,698.07 and 238,491.20 is: 329,128.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,477.06 : 592,698.07 = 238,491.20 : x
  2. Step 2: Convert to fraction form
    429,477.06/592,698.07 = 238,491.20/x
  3. Step 3: Cross multiply
    429,477.06x = 592,698.07 × 238,491.20
  4. Step 4: Simplify right side
    429,477.06x = 141,353,273,951.98
  5. Step 5: Solve for x
    x = 141,353,273,951.98/429,477.06
  6. Step 6: Final answer
    x = 329,128.81

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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.