Home / 289,001.23-433,626.39-120,554.73

Finding the Fourth Proportional to 289,001.23, 433,626.39 and 120,554.73

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Solution

The fourth proportional to 289,001.23, 433,626.39 and 120,554.73 is: 180,884.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,001.23 : 433,626.39 = 120,554.73 : x
  2. Step 2: Convert to fraction form
    289,001.23/433,626.39 = 120,554.73/x
  3. Step 3: Cross multiply
    289,001.23x = 433,626.39 × 120,554.73
  4. Step 4: Simplify right side
    289,001.23x = 52,275,712,367.32
  5. Step 5: Solve for x
    x = 52,275,712,367.32/289,001.23
  6. Step 6: Final answer
    x = 180,884.05

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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.