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Finding the Fourth Proportional to 467,216.70, 655,874.85 and 467,216.70

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Solution

The fourth proportional to 467,216.70, 655,874.85 and 467,216.70 is: 655,874.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,216.70 : 655,874.85 = 467,216.70 : x
  2. Step 2: Convert to fraction form
    467,216.70/655,874.85 = 467,216.70/x
  3. Step 3: Cross multiply
    467,216.70x = 655,874.85 × 467,216.70
  4. Step 4: Simplify right side
    467,216.70x = 306,435,683,030.00
  5. Step 5: Solve for x
    x = 306,435,683,030.00/467,216.70
  6. Step 6: Final answer
    x = 655,874.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.