Home / 541,455.45-747,217.33-296,436.07

Finding the Fourth Proportional to 541,455.45, 747,217.33 and 296,436.07

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Solution

The fourth proportional to 541,455.45, 747,217.33 and 296,436.07 is: 409,086.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,455.45 : 747,217.33 = 296,436.07 : x
  2. Step 2: Convert to fraction form
    541,455.45/747,217.33 = 296,436.07/x
  3. Step 3: Cross multiply
    541,455.45x = 747,217.33 × 296,436.07
  4. Step 4: Simplify right side
    541,455.45x = 221,502,168,000.00
  5. Step 5: Solve for x
    x = 221,502,168,000.00/541,455.45
  6. Step 6: Final answer
    x = 409,086.60

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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.