Home / 935,554.20-1,401,257.70-724,507.80

Finding the Fourth Proportional to 935,554.20, 1,401,257.70 and 724,507.80

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Solution

The fourth proportional to 935,554.20, 1,401,257.70 and 724,507.80 is: 1,085,155.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,554.20 : 1,401,257.70 = 724,507.80 : x
  2. Step 2: Convert to fraction form
    935,554.20/1,401,257.70 = 724,507.80/x
  3. Step 3: Cross multiply
    935,554.20x = 1,401,257.70 × 724,507.80
  4. Step 4: Simplify right side
    935,554.20x = 1,015,222,133,460.06
  5. Step 5: Solve for x
    x = 1,015,222,133,460.06/935,554.20
  6. Step 6: Final answer
    x = 1,085,155.87

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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.