Home / 630,147.52-944,914.30-209,281.24

Finding the Fourth Proportional to 630,147.52, 944,914.30 and 209,281.24

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Solution

The fourth proportional to 630,147.52, 944,914.30 and 209,281.24 is: 313,819.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,147.52 : 944,914.30 = 209,281.24 : x
  2. Step 2: Convert to fraction form
    630,147.52/944,914.30 = 209,281.24/x
  3. Step 3: Cross multiply
    630,147.52x = 944,914.30 × 209,281.24
  4. Step 4: Simplify right side
    630,147.52x = 197,752,836,397.73
  5. Step 5: Solve for x
    x = 197,752,836,397.73/630,147.52
  6. Step 6: Final answer
    x = 313,819.91

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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.