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Finding the Fourth Proportional to 447,443.04, 617,471.52 and 246,239.04

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Solution

The fourth proportional to 447,443.04, 617,471.52 and 246,239.04 is: 339,809.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,443.04 : 617,471.52 = 246,239.04 : x
  2. Step 2: Convert to fraction form
    447,443.04/617,471.52 = 246,239.04/x
  3. Step 3: Cross multiply
    447,443.04x = 617,471.52 × 246,239.04
  4. Step 4: Simplify right side
    447,443.04x = 152,045,594,312.14
  5. Step 5: Solve for x
    x = 152,045,594,312.14/447,443.04
  6. Step 6: Final answer
    x = 339,809.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.