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Finding the Fourth Proportional to 524,883, 787,441.14 and 192,459

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Solution

The fourth proportional to 524,883, 787,441.14 and 192,459 is: 288,731.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,883 : 787,441.14 = 192,459 : x
  2. Step 2: Convert to fraction form
    524,883/787,441.14 = 192,459/x
  3. Step 3: Cross multiply
    524,883x = 787,441.14 × 192,459
  4. Step 4: Simplify right side
    524,883x = 151,550,134,363.26
  5. Step 5: Solve for x
    x = 151,550,134,363.26/524,883
  6. Step 6: Final answer
    x = 288,731.27

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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.