Home / 708,231.96-977,360.18-385,942.01

Finding the Fourth Proportional to 708,231.96, 977,360.18 and 385,942.01

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Solution

The fourth proportional to 708,231.96, 977,360.18 and 385,942.01 is: 532,600.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,231.96 : 977,360.18 = 385,942.01 : x
  2. Step 2: Convert to fraction form
    708,231.96/977,360.18 = 385,942.01/x
  3. Step 3: Cross multiply
    708,231.96x = 977,360.18 × 385,942.01
  4. Step 4: Simplify right side
    708,231.96x = 377,204,345,546.65
  5. Step 5: Solve for x
    x = 377,204,345,546.65/708,231.96
  6. Step 6: Final answer
    x = 532,600.01

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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.