Home / 348,194.47-521,619.18-256,848.94

Finding the Fourth Proportional to 348,194.47, 521,619.18 and 256,848.94

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Solution

The fourth proportional to 348,194.47, 521,619.18 and 256,848.94 is: 384,777.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,194.47 : 521,619.18 = 256,848.94 : x
  2. Step 2: Convert to fraction form
    348,194.47/521,619.18 = 256,848.94/x
  3. Step 3: Cross multiply
    348,194.47x = 521,619.18 × 256,848.94
  4. Step 4: Simplify right side
    348,194.47x = 133,977,333,466.67
  5. Step 5: Solve for x
    x = 133,977,333,466.67/348,194.47
  6. Step 6: Final answer
    x = 384,777.32

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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.