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Finding the Fourth Proportional to 524,073.96, 786,277.08 and 187,107.36

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Solution

The fourth proportional to 524,073.96, 786,277.08 and 187,107.36 is: 280,720.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,073.96 : 786,277.08 = 187,107.36 : x
  2. Step 2: Convert to fraction form
    524,073.96/786,277.08 = 187,107.36/x
  3. Step 3: Cross multiply
    524,073.96x = 786,277.08 × 187,107.36
  4. Step 4: Simplify right side
    524,073.96x = 147,118,228,667.31
  5. Step 5: Solve for x
    x = 147,118,228,667.31/524,073.96
  6. Step 6: Final answer
    x = 280,720.36

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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.