Home / 1,008,500.16-1,391,730.44-549,614.84

Finding the Fourth Proportional to 1,008,500.16, 1,391,730.44 and 549,614.84

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Solution

The fourth proportional to 1,008,500.16, 1,391,730.44 and 549,614.84 is: 758,468.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,500.16 : 1,391,730.44 = 549,614.84 : x
  2. Step 2: Convert to fraction form
    1,008,500.16/1,391,730.44 = 549,614.84/x
  3. Step 3: Cross multiply
    1,008,500.16x = 1,391,730.44 × 549,614.84
  4. Step 4: Simplify right side
    1,008,500.16x = 764,915,703,103.73
  5. Step 5: Solve for x
    x = 764,915,703,103.73/1,008,500.16
  6. Step 6: Final answer
    x = 758,468.60

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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.