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Finding the Fourth Proportional to 543,186.04, 749,585.46 and 301,454.56

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Solution

The fourth proportional to 543,186.04, 749,585.46 and 301,454.56 is: 416,001.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,186.04 : 749,585.46 = 301,454.56 : x
  2. Step 2: Convert to fraction form
    543,186.04/749,585.46 = 301,454.56/x
  3. Step 3: Cross multiply
    543,186.04x = 749,585.46 × 301,454.56
  4. Step 4: Simplify right side
    543,186.04x = 225,965,955,026.70
  5. Step 5: Solve for x
    x = 225,965,955,026.70/543,186.04
  6. Step 6: Final answer
    x = 416,001.04

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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.