Home / 832,244.20-1,248,366.30-512,650.60

Finding the Fourth Proportional to 832,244.20, 1,248,366.30 and 512,650.60

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Solution

The fourth proportional to 832,244.20, 1,248,366.30 and 512,650.60 is: 768,975.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,244.20 : 1,248,366.30 = 512,650.60 : x
  2. Step 2: Convert to fraction form
    832,244.20/1,248,366.30 = 512,650.60/x
  3. Step 3: Cross multiply
    832,244.20x = 1,248,366.30 × 512,650.60
  4. Step 4: Simplify right side
    832,244.20x = 639,975,732,714.78
  5. Step 5: Solve for x
    x = 639,975,732,714.78/832,244.20
  6. Step 6: Final answer
    x = 768,975.90

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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.