Home / 484,664.10-727,111.35-204,036.90

Finding the Fourth Proportional to 484,664.10, 727,111.35 and 204,036.90

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Solution

The fourth proportional to 484,664.10, 727,111.35 and 204,036.90 is: 306,103.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,664.10 : 727,111.35 = 204,036.90 : x
  2. Step 2: Convert to fraction form
    484,664.10/727,111.35 = 204,036.90/x
  3. Step 3: Cross multiply
    484,664.10x = 727,111.35 × 204,036.90
  4. Step 4: Simplify right side
    484,664.10x = 148,357,545,808.82
  5. Step 5: Solve for x
    x = 148,357,545,808.82/484,664.10
  6. Step 6: Final answer
    x = 306,103.85

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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.