Home / 347,730.40-479,982-204,483.52

Finding the Fourth Proportional to 347,730.40, 479,982 and 204,483.52

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Solution

The fourth proportional to 347,730.40, 479,982 and 204,483.52 is: 282,254.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,730.40 : 479,982 = 204,483.52 : x
  2. Step 2: Convert to fraction form
    347,730.40/479,982 = 204,483.52/x
  3. Step 3: Cross multiply
    347,730.40x = 479,982 × 204,483.52
  4. Step 4: Simplify right side
    347,730.40x = 98,148,408,896.64
  5. Step 5: Solve for x
    x = 98,148,408,896.64/347,730.40
  6. Step 6: Final answer
    x = 282,254.32

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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.