Home / 313,952.15-433,244.90-177,998.72

Finding the Fourth Proportional to 313,952.15, 433,244.90 and 177,998.72

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Solution

The fourth proportional to 313,952.15, 433,244.90 and 177,998.72 is: 245,633.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,952.15 : 433,244.90 = 177,998.72 : x
  2. Step 2: Convert to fraction form
    313,952.15/433,244.90 = 177,998.72/x
  3. Step 3: Cross multiply
    313,952.15x = 433,244.90 × 177,998.72
  4. Step 4: Simplify right side
    313,952.15x = 77,117,035,925.30
  5. Step 5: Solve for x
    x = 77,117,035,925.30/313,952.15
  6. Step 6: Final answer
    x = 245,633.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.