Home / 623,667.46-934,767.71-281,711.74

Finding the Fourth Proportional to 623,667.46, 934,767.71 and 281,711.74

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Solution

The fourth proportional to 623,667.46, 934,767.71 and 281,711.74 is: 422,236.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,667.46 : 934,767.71 = 281,711.74 : x
  2. Step 2: Convert to fraction form
    623,667.46/934,767.71 = 281,711.74/x
  3. Step 3: Cross multiply
    623,667.46x = 934,767.71 × 281,711.74
  4. Step 4: Simplify right side
    623,667.46x = 263,335,038,079.92
  5. Step 5: Solve for x
    x = 263,335,038,079.92/623,667.46
  6. Step 6: Final answer
    x = 422,236.30

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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.