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Finding the Fourth Proportional to 441,752.30, 661,644.30 and 363,020.30

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Solution

The fourth proportional to 441,752.30, 661,644.30 and 363,020.30 is: 543,721.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,752.30 : 661,644.30 = 363,020.30 : x
  2. Step 2: Convert to fraction form
    441,752.30/661,644.30 = 363,020.30/x
  3. Step 3: Cross multiply
    441,752.30x = 661,644.30 × 363,020.30
  4. Step 4: Simplify right side
    441,752.30x = 240,190,312,279.29
  5. Step 5: Solve for x
    x = 240,190,312,279.29/441,752.30
  6. Step 6: Final answer
    x = 543,721.70

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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.