Home / 864,199.72-1,192,595.70-477,015.27

Finding the Fourth Proportional to 864,199.72, 1,192,595.70 and 477,015.27

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Solution

The fourth proportional to 864,199.72, 1,192,595.70 and 477,015.27 is: 658,281.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,199.72 : 1,192,595.70 = 477,015.27 : x
  2. Step 2: Convert to fraction form
    864,199.72/1,192,595.70 = 477,015.27/x
  3. Step 3: Cross multiply
    864,199.72x = 1,192,595.70 × 477,015.27
  4. Step 4: Simplify right side
    864,199.72x = 568,886,359,836.34
  5. Step 5: Solve for x
    x = 568,886,359,836.34/864,199.72
  6. Step 6: Final answer
    x = 658,281.12

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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.