Home / 560,065.47-839,835.77-204,831.06

Finding the Fourth Proportional to 560,065.47, 839,835.77 and 204,831.06

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Solution

The fourth proportional to 560,065.47, 839,835.77 and 204,831.06 is: 307,150.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,065.47 : 839,835.77 = 204,831.06 : x
  2. Step 2: Convert to fraction form
    560,065.47/839,835.77 = 204,831.06/x
  3. Step 3: Cross multiply
    560,065.47x = 839,835.77 × 204,831.06
  4. Step 4: Simplify right side
    560,065.47x = 172,024,449,970.86
  5. Step 5: Solve for x
    x = 172,024,449,970.86/560,065.47
  6. Step 6: Final answer
    x = 307,150.61

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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.