Home / 953,927.20-1,431,812.40-580,679.20

Finding the Fourth Proportional to 953,927.20, 1,431,812.40 and 580,679.20

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Solution

The fourth proportional to 953,927.20, 1,431,812.40 and 580,679.20 is: 871,579.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,927.20 : 1,431,812.40 = 580,679.20 : x
  2. Step 2: Convert to fraction form
    953,927.20/1,431,812.40 = 580,679.20/x
  3. Step 3: Cross multiply
    953,927.20x = 1,431,812.40 × 580,679.20
  4. Step 4: Simplify right side
    953,927.20x = 831,423,678,982.08
  5. Step 5: Solve for x
    x = 831,423,678,982.08/953,927.20
  6. Step 6: Final answer
    x = 871,579.80

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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.