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Finding the Fourth Proportional to 616,671.23, 925,106.57 and 190,107.24

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Solution

The fourth proportional to 616,671.23, 925,106.57 and 190,107.24 is: 285,191.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,671.23 : 925,106.57 = 190,107.24 : x
  2. Step 2: Convert to fraction form
    616,671.23/925,106.57 = 190,107.24/x
  3. Step 3: Cross multiply
    616,671.23x = 925,106.57 × 190,107.24
  4. Step 4: Simplify right side
    616,671.23x = 175,869,455,778.03
  5. Step 5: Solve for x
    x = 175,869,455,778.03/616,671.23
  6. Step 6: Final answer
    x = 285,191.60

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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.