Home / 302,256.40-453,676.20-152,665.60

Finding the Fourth Proportional to 302,256.40, 453,676.20 and 152,665.60

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Solution

The fourth proportional to 302,256.40, 453,676.20 and 152,665.60 is: 229,145.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,256.40 : 453,676.20 = 152,665.60 : x
  2. Step 2: Convert to fraction form
    302,256.40/453,676.20 = 152,665.60/x
  3. Step 3: Cross multiply
    302,256.40x = 453,676.20 × 152,665.60
  4. Step 4: Simplify right side
    302,256.40x = 69,260,749,278.72
  5. Step 5: Solve for x
    x = 69,260,749,278.72/302,256.40
  6. Step 6: Final answer
    x = 229,145.68

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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.