Home / 547,868.80-821,373.09-348,151.96

Finding the Fourth Proportional to 547,868.80, 821,373.09 and 348,151.96

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Solution

The fourth proportional to 547,868.80, 821,373.09 and 348,151.96 is: 521,954.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,868.80 : 821,373.09 = 348,151.96 : x
  2. Step 2: Convert to fraction form
    547,868.80/821,373.09 = 348,151.96/x
  3. Step 3: Cross multiply
    547,868.80x = 821,373.09 × 348,151.96
  4. Step 4: Simplify right side
    547,868.80x = 285,962,651,174.76
  5. Step 5: Solve for x
    x = 285,962,651,174.76/547,868.80
  6. Step 6: Final answer
    x = 521,954.62

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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.