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Finding the Fourth Proportional to 634,525.72, 952,160.06 and 255,387.40

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Solution

The fourth proportional to 634,525.72, 952,160.06 and 255,387.40 is: 383,230.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,525.72 : 952,160.06 = 255,387.40 : x
  2. Step 2: Convert to fraction form
    634,525.72/952,160.06 = 255,387.40/x
  3. Step 3: Cross multiply
    634,525.72x = 952,160.06 × 255,387.40
  4. Step 4: Simplify right side
    634,525.72x = 243,169,682,107.24
  5. Step 5: Solve for x
    x = 243,169,682,107.24/634,525.72
  6. Step 6: Final answer
    x = 383,230.62

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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.