Home / 297,501.40-444,956.10-266,138.20

Finding the Fourth Proportional to 297,501.40, 444,956.10 and 266,138.20

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Solution

The fourth proportional to 297,501.40, 444,956.10 and 266,138.20 is: 398,047.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,501.40 : 444,956.10 = 266,138.20 : x
  2. Step 2: Convert to fraction form
    297,501.40/444,956.10 = 266,138.20/x
  3. Step 3: Cross multiply
    297,501.40x = 444,956.10 × 266,138.20
  4. Step 4: Simplify right side
    297,501.40x = 118,419,815,533.02
  5. Step 5: Solve for x
    x = 118,419,815,533.02/297,501.40
  6. Step 6: Final answer
    x = 398,047.93

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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.