Home / 411,542.20-617,313.30-366,927.40

Finding the Fourth Proportional to 411,542.20, 617,313.30 and 366,927.40

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Solution

The fourth proportional to 411,542.20, 617,313.30 and 366,927.40 is: 550,391.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,542.20 : 617,313.30 = 366,927.40 : x
  2. Step 2: Convert to fraction form
    411,542.20/617,313.30 = 366,927.40/x
  3. Step 3: Cross multiply
    411,542.20x = 617,313.30 × 366,927.40
  4. Step 4: Simplify right side
    411,542.20x = 226,509,164,154.42
  5. Step 5: Solve for x
    x = 226,509,164,154.42/411,542.20
  6. Step 6: Final answer
    x = 550,391.10

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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.