Home / 352,566.28-527,668.62-289,384.20

Finding the Fourth Proportional to 352,566.28, 527,668.62 and 289,384.20

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Solution

The fourth proportional to 352,566.28, 527,668.62 and 289,384.20 is: 433,107.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,566.28 : 527,668.62 = 289,384.20 : x
  2. Step 2: Convert to fraction form
    352,566.28/527,668.62 = 289,384.20/x
  3. Step 3: Cross multiply
    352,566.28x = 527,668.62 × 289,384.20
  4. Step 4: Simplify right side
    352,566.28x = 152,698,961,463.80
  5. Step 5: Solve for x
    x = 152,698,961,463.80/352,566.28
  6. Step 6: Final answer
    x = 433,107.11

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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.