Home / 470,189.07-648,901.13-266,276.03

Finding the Fourth Proportional to 470,189.07, 648,901.13 and 266,276.03

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Solution

The fourth proportional to 470,189.07, 648,901.13 and 266,276.03 is: 367,483.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,189.07 : 648,901.13 = 266,276.03 : x
  2. Step 2: Convert to fraction form
    470,189.07/648,901.13 = 266,276.03/x
  3. Step 3: Cross multiply
    470,189.07x = 648,901.13 × 266,276.03
  4. Step 4: Simplify right side
    470,189.07x = 172,786,812,183.03
  5. Step 5: Solve for x
    x = 172,786,812,183.03/470,189.07
  6. Step 6: Final answer
    x = 367,483.69

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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.