Home / 336,450.72-464,374.05-193,289.70

Finding the Fourth Proportional to 336,450.72, 464,374.05 and 193,289.70

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Solution

The fourth proportional to 336,450.72, 464,374.05 and 193,289.70 is: 266,781.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,450.72 : 464,374.05 = 193,289.70 : x
  2. Step 2: Convert to fraction form
    336,450.72/464,374.05 = 193,289.70/x
  3. Step 3: Cross multiply
    336,450.72x = 464,374.05 × 193,289.70
  4. Step 4: Simplify right side
    336,450.72x = 89,758,720,812.29
  5. Step 5: Solve for x
    x = 89,758,720,812.29/336,450.72
  6. Step 6: Final answer
    x = 266,781.18

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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.