Home / 851,337.91-1,173,625.14-669,734.20

Finding the Fourth Proportional to 851,337.91, 1,173,625.14 and 669,734.20

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Solution

The fourth proportional to 851,337.91, 1,173,625.14 and 669,734.20 is: 923,272.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,337.91 : 1,173,625.14 = 669,734.20 : x
  2. Step 2: Convert to fraction form
    851,337.91/1,173,625.14 = 669,734.20/x
  3. Step 3: Cross multiply
    851,337.91x = 1,173,625.14 × 669,734.20
  4. Step 4: Simplify right side
    851,337.91x = 786,016,894,237.79
  5. Step 5: Solve for x
    x = 786,016,894,237.79/851,337.91
  6. Step 6: Final answer
    x = 923,272.52

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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.