Home / 459,819.24-634,544.46-258,615.24

Finding the Fourth Proportional to 459,819.24, 634,544.46 and 258,615.24

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Solution

The fourth proportional to 459,819.24, 634,544.46 and 258,615.24 is: 356,885.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,819.24 : 634,544.46 = 258,615.24 : x
  2. Step 2: Convert to fraction form
    459,819.24/634,544.46 = 258,615.24/x
  3. Step 3: Cross multiply
    459,819.24x = 634,544.46 × 258,615.24
  4. Step 4: Simplify right side
    459,819.24x = 164,102,867,813.57
  5. Step 5: Solve for x
    x = 164,102,867,813.57/459,819.24
  6. Step 6: Final answer
    x = 356,885.61

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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.