Home / 629,946.81-944,923.77-156,632.22

Finding the Fourth Proportional to 629,946.81, 944,923.77 and 156,632.22

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Solution

The fourth proportional to 629,946.81, 944,923.77 and 156,632.22 is: 234,949.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,946.81 : 944,923.77 = 156,632.22 : x
  2. Step 2: Convert to fraction form
    629,946.81/944,923.77 = 156,632.22/x
  3. Step 3: Cross multiply
    629,946.81x = 944,923.77 × 156,632.22
  4. Step 4: Simplify right side
    629,946.81x = 148,005,507,825.87
  5. Step 5: Solve for x
    x = 148,005,507,825.87/629,946.81
  6. Step 6: Final answer
    x = 234,949.21

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Double scale
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Similar ratio
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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.