Home / 637,736.70-956,660.12-164,418.06

Finding the Fourth Proportional to 637,736.70, 956,660.12 and 164,418.06

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Solution

The fourth proportional to 637,736.70, 956,660.12 and 164,418.06 is: 246,641.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,736.70 : 956,660.12 = 164,418.06 : x
  2. Step 2: Convert to fraction form
    637,736.70/956,660.12 = 164,418.06/x
  3. Step 3: Cross multiply
    637,736.70x = 956,660.12 × 164,418.06
  4. Step 4: Simplify right side
    637,736.70x = 157,292,201,009.77
  5. Step 5: Solve for x
    x = 157,292,201,009.77/637,736.70
  6. Step 6: Final answer
    x = 246,641.29

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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.