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Finding the Fourth Proportional to 524,033.42, 786,216.32 and 187,066.68

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Solution

The fourth proportional to 524,033.42, 786,216.32 and 187,066.68 is: 280,659.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,033.42 : 786,216.32 = 187,066.68 : x
  2. Step 2: Convert to fraction form
    524,033.42/786,216.32 = 187,066.68/x
  3. Step 3: Cross multiply
    524,033.42x = 786,216.32 × 187,066.68
  4. Step 4: Simplify right side
    524,033.42x = 147,074,876,744.22
  5. Step 5: Solve for x
    x = 147,074,876,744.22/524,033.42
  6. Step 6: Final answer
    x = 280,659.35

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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.