Home / 346,079.24-519,188.04-146,398.76

Finding the Fourth Proportional to 346,079.24, 519,188.04 and 146,398.76

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Solution

The fourth proportional to 346,079.24, 519,188.04 and 146,398.76 is: 219,627.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,079.24 : 519,188.04 = 146,398.76 : x
  2. Step 2: Convert to fraction form
    346,079.24/519,188.04 = 146,398.76/x
  3. Step 3: Cross multiply
    346,079.24x = 519,188.04 × 146,398.76
  4. Step 4: Simplify right side
    346,079.24x = 76,008,485,262.83
  5. Step 5: Solve for x
    x = 76,008,485,262.83/346,079.24
  6. Step 6: Final answer
    x = 219,627.40

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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.