Home / 527,559.62-791,337.35-128,201.58

Finding the Fourth Proportional to 527,559.62, 791,337.35 and 128,201.58

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Solution

The fourth proportional to 527,559.62, 791,337.35 and 128,201.58 is: 192,301.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,559.62 : 791,337.35 = 128,201.58 : x
  2. Step 2: Convert to fraction form
    527,559.62/791,337.35 = 128,201.58/x
  3. Step 3: Cross multiply
    527,559.62x = 791,337.35 × 128,201.58
  4. Step 4: Simplify right side
    527,559.62x = 101,450,697,942.01
  5. Step 5: Solve for x
    x = 101,450,697,942.01/527,559.62
  6. Step 6: Final answer
    x = 192,301.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.