Home / 648,010.10-973,181.55-470,717.30

Finding the Fourth Proportional to 648,010.10, 973,181.55 and 470,717.30

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Solution

The fourth proportional to 648,010.10, 973,181.55 and 470,717.30 is: 706,923.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,010.10 : 973,181.55 = 470,717.30 : x
  2. Step 2: Convert to fraction form
    648,010.10/973,181.55 = 470,717.30/x
  3. Step 3: Cross multiply
    648,010.10x = 973,181.55 × 470,717.30
  4. Step 4: Simplify right side
    648,010.10x = 458,093,391,625.82
  5. Step 5: Solve for x
    x = 458,093,391,625.82/648,010.10
  6. Step 6: Final answer
    x = 706,923.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.