Home / 291,826.32-402,627.67-230,377.69

Finding the Fourth Proportional to 291,826.32, 402,627.67 and 230,377.69

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Solution

The fourth proportional to 291,826.32, 402,627.67 and 230,377.69 is: 317,848.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,826.32 : 402,627.67 = 230,377.69 : x
  2. Step 2: Convert to fraction form
    291,826.32/402,627.67 = 230,377.69/x
  3. Step 3: Cross multiply
    291,826.32x = 402,627.67 × 230,377.69
  4. Step 4: Simplify right side
    291,826.32x = 92,756,432,544.68
  5. Step 5: Solve for x
    x = 92,756,432,544.68/291,826.32
  6. Step 6: Final answer
    x = 317,848.07

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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.