Home / 332,178.18-498,145.01-261,239.42

Finding the Fourth Proportional to 332,178.18, 498,145.01 and 261,239.42

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Solution

The fourth proportional to 332,178.18, 498,145.01 and 261,239.42 is: 391,762.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,178.18 : 498,145.01 = 261,239.42 : x
  2. Step 2: Convert to fraction form
    332,178.18/498,145.01 = 261,239.42/x
  3. Step 3: Cross multiply
    332,178.18x = 498,145.01 × 261,239.42
  4. Step 4: Simplify right side
    332,178.18x = 130,135,113,488.29
  5. Step 5: Solve for x
    x = 130,135,113,488.29/332,178.18
  6. Step 6: Final answer
    x = 391,762.98

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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.