Home / 559,637.40-839,784.15-204,687.30

Finding the Fourth Proportional to 559,637.40, 839,784.15 and 204,687.30

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Solution

The fourth proportional to 559,637.40, 839,784.15 and 204,687.30 is: 307,150.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,637.40 : 839,784.15 = 204,687.30 : x
  2. Step 2: Convert to fraction form
    559,637.40/839,784.15 = 204,687.30/x
  3. Step 3: Cross multiply
    559,637.40x = 839,784.15 × 204,687.30
  4. Step 4: Simplify right side
    559,637.40x = 171,893,150,246.30
  5. Step 5: Solve for x
    x = 171,893,150,246.30/559,637.40
  6. Step 6: Final answer
    x = 307,150.93

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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.