Home / 314,872.20-472,308.30-296,501.40

Finding the Fourth Proportional to 314,872.20, 472,308.30 and 296,501.40

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Solution

The fourth proportional to 314,872.20, 472,308.30 and 296,501.40 is: 444,752.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,872.20 : 472,308.30 = 296,501.40 : x
  2. Step 2: Convert to fraction form
    314,872.20/472,308.30 = 296,501.40/x
  3. Step 3: Cross multiply
    314,872.20x = 472,308.30 × 296,501.40
  4. Step 4: Simplify right side
    314,872.20x = 140,040,072,181.62
  5. Step 5: Solve for x
    x = 140,040,072,181.62/314,872.20
  6. Step 6: Final answer
    x = 444,752.10

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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.