Home / 847,000.60-1,168,708.50-479,475.25

Finding the Fourth Proportional to 847,000.60, 1,168,708.50 and 479,475.25

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Solution

The fourth proportional to 847,000.60, 1,168,708.50 and 479,475.25 is: 661,589.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,000.60 : 1,168,708.50 = 479,475.25 : x
  2. Step 2: Convert to fraction form
    847,000.60/1,168,708.50 = 479,475.25/x
  3. Step 3: Cross multiply
    847,000.60x = 1,168,708.50 × 479,475.25
  4. Step 4: Simplify right side
    847,000.60x = 560,366,797,292.85
  5. Step 5: Solve for x
    x = 560,366,797,292.85/847,000.60
  6. Step 6: Final answer
    x = 661,589.61

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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.