Home / 619,256.20-928,884.30-264,962.20

Finding the Fourth Proportional to 619,256.20, 928,884.30 and 264,962.20

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Solution

The fourth proportional to 619,256.20, 928,884.30 and 264,962.20 is: 397,443.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,256.20 : 928,884.30 = 264,962.20 : x
  2. Step 2: Convert to fraction form
    619,256.20/928,884.30 = 264,962.20/x
  3. Step 3: Cross multiply
    619,256.20x = 928,884.30 × 264,962.20
  4. Step 4: Simplify right side
    619,256.20x = 246,119,227,673.46
  5. Step 5: Solve for x
    x = 246,119,227,673.46/619,256.20
  6. Step 6: Final answer
    x = 397,443.30

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Half scale
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Double scale
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Similar ratio
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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.