Home / 451,697.06-623,297.73-270,405.01

Finding the Fourth Proportional to 451,697.06, 623,297.73 and 270,405.01

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Solution

The fourth proportional to 451,697.06, 623,297.73 and 270,405.01 is: 373,132.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,697.06 : 623,297.73 = 270,405.01 : x
  2. Step 2: Convert to fraction form
    451,697.06/623,297.73 = 270,405.01/x
  3. Step 3: Cross multiply
    451,697.06x = 623,297.73 × 270,405.01
  4. Step 4: Simplify right side
    451,697.06x = 168,542,828,953.74
  5. Step 5: Solve for x
    x = 168,542,828,953.74/451,697.06
  6. Step 6: Final answer
    x = 373,132.45

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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.