Home / 637,734.40-956,736.52-211,246.06

Finding the Fourth Proportional to 637,734.40, 956,736.52 and 211,246.06

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Solution

The fourth proportional to 637,734.40, 956,736.52 and 211,246.06 is: 316,913.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,734.40 : 956,736.52 = 211,246.06 : x
  2. Step 2: Convert to fraction form
    637,734.40/956,736.52 = 211,246.06/x
  3. Step 3: Cross multiply
    637,734.40x = 956,736.52 × 211,246.06
  4. Step 4: Simplify right side
    637,734.40x = 202,106,820,308.11
  5. Step 5: Solve for x
    x = 202,106,820,308.11/637,734.40
  6. Step 6: Final answer
    x = 316,913.78

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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.