Home / 890,949.48-1,229,506.20-483,049.92

Finding the Fourth Proportional to 890,949.48, 1,229,506.20 and 483,049.92

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Solution

The fourth proportional to 890,949.48, 1,229,506.20 and 483,049.92 is: 666,606.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,949.48 : 1,229,506.20 = 483,049.92 : x
  2. Step 2: Convert to fraction form
    890,949.48/1,229,506.20 = 483,049.92/x
  3. Step 3: Cross multiply
    890,949.48x = 1,229,506.20 × 483,049.92
  4. Step 4: Simplify right side
    890,949.48x = 593,912,871,549.50
  5. Step 5: Solve for x
    x = 593,912,871,549.50/890,949.48
  6. Step 6: Final answer
    x = 666,606.68

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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.