Home / 705,305.10-973,618.96-476,172.73

Finding the Fourth Proportional to 705,305.10, 973,618.96 and 476,172.73

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Solution

The fourth proportional to 705,305.10, 973,618.96 and 476,172.73 is: 657,319.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,305.10 : 973,618.96 = 476,172.73 : x
  2. Step 2: Convert to fraction form
    705,305.10/973,618.96 = 476,172.73/x
  3. Step 3: Cross multiply
    705,305.10x = 973,618.96 × 476,172.73
  4. Step 4: Simplify right side
    705,305.10x = 463,610,794,945.01
  5. Step 5: Solve for x
    x = 463,610,794,945.01/705,305.10
  6. Step 6: Final answer
    x = 657,319.50

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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.