Home / 470,747.08-649,632.45-255,887.83

Finding the Fourth Proportional to 470,747.08, 649,632.45 and 255,887.83

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Solution

The fourth proportional to 470,747.08, 649,632.45 and 255,887.83 is: 353,126.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,747.08 : 649,632.45 = 255,887.83 : x
  2. Step 2: Convert to fraction form
    470,747.08/649,632.45 = 255,887.83/x
  3. Step 3: Cross multiply
    470,747.08x = 649,632.45 × 255,887.83
  4. Step 4: Simplify right side
    470,747.08x = 166,233,037,928.08
  5. Step 5: Solve for x
    x = 166,233,037,928.08/470,747.08
  6. Step 6: Final answer
    x = 353,126.01

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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.