Home / 738,099.37-1,018,652.39-451,808.65

Finding the Fourth Proportional to 738,099.37, 1,018,652.39 and 451,808.65

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Solution

The fourth proportional to 738,099.37, 1,018,652.39 and 451,808.65 is: 623,542.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,099.37 : 1,018,652.39 = 451,808.65 : x
  2. Step 2: Convert to fraction form
    738,099.37/1,018,652.39 = 451,808.65/x
  3. Step 3: Cross multiply
    738,099.37x = 1,018,652.39 × 451,808.65
  4. Step 4: Simplify right side
    738,099.37x = 460,235,961,145.17
  5. Step 5: Solve for x
    x = 460,235,961,145.17/738,099.37
  6. Step 6: Final answer
    x = 623,542.01

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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.