Home / 338,216.50-466,720.05-187,301.62

Finding the Fourth Proportional to 338,216.50, 466,720.05 and 187,301.62

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Solution

The fourth proportional to 338,216.50, 466,720.05 and 187,301.62 is: 258,465.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,216.50 : 466,720.05 = 187,301.62 : x
  2. Step 2: Convert to fraction form
    338,216.50/466,720.05 = 187,301.62/x
  3. Step 3: Cross multiply
    338,216.50x = 466,720.05 × 187,301.62
  4. Step 4: Simplify right side
    338,216.50x = 87,417,421,451.48
  5. Step 5: Solve for x
    x = 87,417,421,451.48/338,216.50
  6. Step 6: Final answer
    x = 258,465.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.