Home / 441,821.16-609,607.35-260,518.86

Finding the Fourth Proportional to 441,821.16, 609,607.35 and 260,518.86

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Solution

The fourth proportional to 441,821.16, 609,607.35 and 260,518.86 is: 359,453.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,821.16 : 609,607.35 = 260,518.86 : x
  2. Step 2: Convert to fraction form
    441,821.16/609,607.35 = 260,518.86/x
  3. Step 3: Cross multiply
    441,821.16x = 609,607.35 × 260,518.86
  4. Step 4: Simplify right side
    441,821.16x = 158,814,211,869.62
  5. Step 5: Solve for x
    x = 158,814,211,869.62/441,821.16
  6. Step 6: Final answer
    x = 359,453.61

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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.