Home / 621,748.84-933,015.70-356,028.34

Finding the Fourth Proportional to 621,748.84, 933,015.70 and 356,028.34

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Solution

The fourth proportional to 621,748.84, 933,015.70 and 356,028.34 is: 534,267.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,748.84 : 933,015.70 = 356,028.34 : x
  2. Step 2: Convert to fraction form
    621,748.84/933,015.70 = 356,028.34/x
  3. Step 3: Cross multiply
    621,748.84x = 933,015.70 × 356,028.34
  4. Step 4: Simplify right side
    621,748.84x = 332,180,030,864.94
  5. Step 5: Solve for x
    x = 332,180,030,864.94/621,748.84
  6. Step 6: Final answer
    x = 534,267.23

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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.