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Finding the Fourth Proportional to 524,347.92, 723,661.56 and 298,027.44

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Solution

The fourth proportional to 524,347.92, 723,661.56 and 298,027.44 is: 411,312.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,347.92 : 723,661.56 = 298,027.44 : x
  2. Step 2: Convert to fraction form
    524,347.92/723,661.56 = 298,027.44/x
  3. Step 3: Cross multiply
    524,347.92x = 723,661.56 × 298,027.44
  4. Step 4: Simplify right side
    524,347.92x = 215,671,002,153.21
  5. Step 5: Solve for x
    x = 215,671,002,153.21/524,347.92
  6. Step 6: Final answer
    x = 411,312.78

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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.