Home / 586,935.20-880,143.60-231,831.20

Finding the Fourth Proportional to 586,935.20, 880,143.60 and 231,831.20

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Solution

The fourth proportional to 586,935.20, 880,143.60 and 231,831.20 is: 347,644.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,935.20 : 880,143.60 = 231,831.20 : x
  2. Step 2: Convert to fraction form
    586,935.20/880,143.60 = 231,831.20/x
  3. Step 3: Cross multiply
    586,935.20x = 880,143.60 × 231,831.20
  4. Step 4: Simplify right side
    586,935.20x = 204,044,746,960.32
  5. Step 5: Solve for x
    x = 204,044,746,960.32/586,935.20
  6. Step 6: Final answer
    x = 347,644.42

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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.