Home / 346,784.04-478,565.31-203,546.49

Finding the Fourth Proportional to 346,784.04, 478,565.31 and 203,546.49

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Solution

The fourth proportional to 346,784.04, 478,565.31 and 203,546.49 is: 280,896.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,784.04 : 478,565.31 = 203,546.49 : x
  2. Step 2: Convert to fraction form
    346,784.04/478,565.31 = 203,546.49/x
  3. Step 3: Cross multiply
    346,784.04x = 478,565.31 × 203,546.49
  4. Step 4: Simplify right side
    346,784.04x = 97,410,289,086.26
  5. Step 5: Solve for x
    x = 97,410,289,086.26/346,784.04
  6. Step 6: Final answer
    x = 280,896.11

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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.