Home / 455,261.04-628,336.92-264,434.16

Finding the Fourth Proportional to 455,261.04, 628,336.92 and 264,434.16

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Solution

The fourth proportional to 455,261.04, 628,336.92 and 264,434.16 is: 364,963.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,261.04 : 628,336.92 = 264,434.16 : x
  2. Step 2: Convert to fraction form
    455,261.04/628,336.92 = 264,434.16/x
  3. Step 3: Cross multiply
    455,261.04x = 628,336.92 × 264,434.16
  4. Step 4: Simplify right side
    455,261.04x = 166,153,745,637.19
  5. Step 5: Solve for x
    x = 166,153,745,637.19/455,261.04
  6. Step 6: Final answer
    x = 364,963.68

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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.