Home / 629,917.81-944,880.18-156,603.17

Finding the Fourth Proportional to 629,917.81, 944,880.18 and 156,603.17

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Solution

The fourth proportional to 629,917.81, 944,880.18 and 156,603.17 is: 234,905.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,917.81 : 944,880.18 = 156,603.17 : x
  2. Step 2: Convert to fraction form
    629,917.81/944,880.18 = 156,603.17/x
  3. Step 3: Cross multiply
    629,917.81x = 944,880.18 × 156,603.17
  4. Step 4: Simplify right side
    629,917.81x = 147,971,225,950.75
  5. Step 5: Solve for x
    x = 147,971,225,950.75/629,917.81
  6. Step 6: Final answer
    x = 234,905.61

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1.5x scale

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.