Home / 476,317.04-657,281.40-261,422.96

Finding the Fourth Proportional to 476,317.04, 657,281.40 and 261,422.96

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Solution

The fourth proportional to 476,317.04, 657,281.40 and 261,422.96 is: 360,743.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,317.04 : 657,281.40 = 261,422.96 : x
  2. Step 2: Convert to fraction form
    476,317.04/657,281.40 = 261,422.96/x
  3. Step 3: Cross multiply
    476,317.04x = 657,281.40 × 261,422.96
  4. Step 4: Simplify right side
    476,317.04x = 171,828,449,140.94
  5. Step 5: Solve for x
    x = 171,828,449,140.94/476,317.04
  6. Step 6: Final answer
    x = 360,743.86

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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.