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Finding the Fourth Proportional to 540,671.04, 746,094.11 and 298,934.64

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Solution

The fourth proportional to 540,671.04, 746,094.11 and 298,934.64 is: 412,512.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,671.04 : 746,094.11 = 298,934.64 : x
  2. Step 2: Convert to fraction form
    540,671.04/746,094.11 = 298,934.64/x
  3. Step 3: Cross multiply
    540,671.04x = 746,094.11 × 298,934.64
  4. Step 4: Simplify right side
    540,671.04x = 223,033,372,684.30
  5. Step 5: Solve for x
    x = 223,033,372,684.30/540,671.04
  6. Step 6: Final answer
    x = 412,512.15

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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.