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Finding the Fourth Proportional to 526,009.92, 725,857.23 and 296,575.41

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Solution

The fourth proportional to 526,009.92, 725,857.23 and 296,575.41 is: 409,253.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,009.92 : 725,857.23 = 296,575.41 : x
  2. Step 2: Convert to fraction form
    526,009.92/725,857.23 = 296,575.41/x
  3. Step 3: Cross multiply
    526,009.92x = 725,857.23 × 296,575.41
  4. Step 4: Simplify right side
    526,009.92x = 215,271,405,588.71
  5. Step 5: Solve for x
    x = 215,271,405,588.71/526,009.92
  6. Step 6: Final answer
    x = 409,253.51

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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.