Home / 864,600.96-1,192,939.20-506,835.84

Finding the Fourth Proportional to 864,600.96, 1,192,939.20 and 506,835.84

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Solution

The fourth proportional to 864,600.96, 1,192,939.20 and 506,835.84 is: 699,310.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,600.96 : 1,192,939.20 = 506,835.84 : x
  2. Step 2: Convert to fraction form
    864,600.96/1,192,939.20 = 506,835.84/x
  3. Step 3: Cross multiply
    864,600.96x = 1,192,939.20 × 506,835.84
  4. Step 4: Simplify right side
    864,600.96x = 604,624,341,500.93
  5. Step 5: Solve for x
    x = 604,624,341,500.93/864,600.96
  6. Step 6: Final answer
    x = 699,310.28

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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.