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Finding the Fourth Proportional to 540,671.07, 746,094.02 and 298,934.67

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Solution

The fourth proportional to 540,671.07, 746,094.02 and 298,934.67 is: 412,512.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,671.07 : 746,094.02 = 298,934.67 : x
  2. Step 2: Convert to fraction form
    540,671.07/746,094.02 = 298,934.67/x
  3. Step 3: Cross multiply
    540,671.07x = 746,094.02 × 298,934.67
  4. Step 4: Simplify right side
    540,671.07x = 223,033,368,163.00
  5. Step 5: Solve for x
    x = 223,033,368,163.00/540,671.07
  6. Step 6: Final answer
    x = 412,512.12

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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.