Home / 526,899.20-790,737.60-211,582.40

Finding the Fourth Proportional to 526,899.20, 790,737.60 and 211,582.40

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Solution

The fourth proportional to 526,899.20, 790,737.60 and 211,582.40 is: 317,529.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,899.20 : 790,737.60 = 211,582.40 : x
  2. Step 2: Convert to fraction form
    526,899.20/790,737.60 = 211,582.40/x
  3. Step 3: Cross multiply
    526,899.20x = 790,737.60 × 211,582.40
  4. Step 4: Simplify right side
    526,899.20x = 167,306,159,178.24
  5. Step 5: Solve for x
    x = 167,306,159,178.24/526,899.20
  6. Step 6: Final answer
    x = 317,529.73

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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.