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Finding the Fourth Proportional to 544,790.72, 751,191.36 and 383,594.24

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Solution

The fourth proportional to 544,790.72, 751,191.36 and 383,594.24 is: 528,923.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,790.72 : 751,191.36 = 383,594.24 : x
  2. Step 2: Convert to fraction form
    544,790.72/751,191.36 = 383,594.24/x
  3. Step 3: Cross multiply
    544,790.72x = 751,191.36 × 383,594.24
  4. Step 4: Simplify right side
    544,790.72x = 288,152,678,833.77
  5. Step 5: Solve for x
    x = 288,152,678,833.77/544,790.72
  6. Step 6: Final answer
    x = 528,923.62

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1.5x scale

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.